/* ========================================
           FONT DEFINITIONS MODULE
           Edit this section to change fonts
        ======================================== */

@font-face {
    font-family: 'LXGW ZhiSong MN Local';
    src: url('font/LXGWZhiSongMN.ttf') format('truetype');
    font-display: fallback;
}

@font-face {
    font-family: 'Jinghua Lao Song Ti Local';
    src: url('font/JINGHUALAOSONGTI.ttf') format('truetype');
    font-display: fallback;
}

@font-face {
    font-family: 'Kyokasho Local';
    src: local('A-OTF Kyoukasho ICA Pro M'), local('Kyoukasho ICA Pro M'), url('font/A-OTF Kyoukasho ICA Pro M.otf') format('opentype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: '36ポかな';
    src: local('36ポかな'), local('36 ポかな');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'BIZ UDPMincho';
    src: local('BIZ UDPMincho'), local('BIZUDPMincho-Regular'), url('font/BIZUDPMincho-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'BIZ UDPMincho';
    src: local('BIZ UDPMincho Bold'), local('BIZUDPMincho-Bold'), url('font/BIZUDPMincho-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'FZ FengYa KaiSong';
    src: url('font/方正风雅楷宋简体Bold.TTF') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'FZ ChenDaiMing XingKai';
    src: url('font/方正字迹-陈代明行楷简体.TTF') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'FZ QiDi XiaoKai';
    src: url('font/方正字迹-启笛小楷简体.TTF') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'HanYi LiChangSong KeBen';
    src: url('font/hanyilichangsongkeben.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: fallback;
}

:root {
    --font-jp-serif: '36ポかな', '36 ポかな', 'BIZ UDPMincho', 'BIZ UDMincho', 'Yu Mincho', 'YuMincho', 'Hiragino Mincho ProN', 'Hiragino Mincho Pro', serif;
    --font-jp-sans: '36ポかな', '36 ポかな', 'A-OTF Kyoukasho ICA Pro M', 'BIZ UDPMincho', 'BIZ UDMincho', 'Yu Mincho', 'YuMincho', 'Hiragino Mincho ProN', 'Hiragino Mincho Pro', serif;
    --font-zh-serif: 'LXGW ZhiSong MN Local', 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
    --font-zh-sans: 'Jinghua Lao Song Ti Local', 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
    --font-serif: var(--font-zh-serif);
    --font-sans: var(--font-zh-sans);

}

body.lang-ja {
    --font-serif: var(--font-jp-serif);
    --font-sans: var(--font-jp-serif);
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


body {
    font-family: var(--font-sans);
    line-height: 1.8;
    color: var(--text-color);
    background: var(--bg-color);
    min-height: 100vh;
    background-image:
        var(--bg-gradient-1, radial-gradient(ellipse at 20% 0%, rgba(45, 27, 78, 0.5) 0%, transparent 50%)),
        var(--bg-gradient-2, radial-gradient(ellipse at 80% 100%, rgba(26, 15, 46, 0.6) 0%, transparent 50%)),
        var(--bg-pattern, url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><defs><pattern id="stars" width="200" height="200" patternUnits="userSpaceOnUse"><circle cx="20" cy="30" r="0.8" fill="rgba(212,175,55,0.4)"/><circle cx="80" cy="15" r="0.5" fill="rgba(212,175,55,0.3)"/><circle cx="150" cy="50" r="0.6" fill="rgba(212,175,55,0.35)"/><circle cx="40" cy="100" r="0.4" fill="rgba(255,255,255,0.15)"/><circle cx="120" cy="80" r="0.7" fill="rgba(212,175,55,0.25)"/><circle cx="180" cy="120" r="0.5" fill="rgba(255,255,255,0.1)"/><circle cx="60" cy="160" r="0.6" fill="rgba(212,175,55,0.3)"/><circle cx="170" cy="180" r="0.4" fill="rgba(255,255,255,0.12)"/></pattern></defs><rect width="200" height="200" fill="url(%23stars)"/></svg>'));
    background-attachment: fixed;
    transition: font-family 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
           头部区域 (HEADER)
        ======================================== */
.header {
    background: linear-gradient(180deg, var(--header-bg-top, rgba(10, 6, 20, 0.95)) 0%, var(--header-bg-bottom, rgba(26, 15, 46, 0.9)) 100%);
    color: white;
    padding: 80px 0 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--card-border);
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 50%, var(--header-glow, rgba(212, 175, 55, 0.1)) 0%, transparent 40%),
        radial-gradient(circle at 70% 50%, var(--header-glow-dim, rgba(212, 175, 55, 0.08)) 0%, transparent 40%);
}

.header-sidebar {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 10;
}

.sidebar-btn {
    background: var(--sidebar-btn-bg, var(--ui-accent-bg, var(--accent-dim, rgba(212, 175, 55, 0.1))));
    border: 1px solid var(--card-border);
    color: var(--sidebar-btn-color, var(--ui-accent-color, var(--accent-color)));
    padding: 10px 18px;
    border-radius: 8px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    backdrop-filter: blur(5px);
}

.sidebar-btn:hover:not(.disabled) {
    background: var(--sidebar-btn-hover-bg, var(--ui-accent-hover-bg, var(--accent-color)));
    border-color: var(--sidebar-btn-hover-border, var(--ui-accent-color, var(--accent-color)));
    box-shadow: 0 0 15px var(--sidebar-btn-hover-glow, var(--ui-accent-glow, var(--accent-glow)));
    color: var(--sidebar-btn-hover-color, var(--ui-accent-hover-color, var(--text-color)));
    transform: translateX(5px);
}

.sidebar-btn.disabled {
    background: rgba(100, 100, 100, 0.1);
    border-color: rgba(100, 100, 100, 0.3);
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

.sidebar-btn.primary {
    background: var(--sidebar-btn-primary-bg, var(--ui-accent-bg, var(--accent-dim)));
    border-color: var(--sidebar-btn-primary-border, var(--ui-accent-color, var(--accent-color)));
}

.language-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 25px;
    padding: 4px;
    border: 1px solid var(--card-border);
    z-index: 10;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.lang-btn.active {
    background: var(--lang-active-bg, var(--ui-accent-hover-bg, var(--accent-color)));
    color: var(--lang-active-text, var(--ui-accent-hover-color, var(--text-color)));
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.lang-btn:not(.active):hover {
    color: var(--lang-hover-color, var(--ui-accent-color, var(--accent-color)));
}

.header-content {
    position: relative;
    z-index: 1;
}

.volume-badge {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    background: var(--badge-bg, linear-gradient(145deg,
                rgba(26, 15, 46, 0.9) 0%,
                rgba(10, 6, 20, 0.95) 50%,
                rgba(26, 15, 46, 0.9) 100%));
    border: 1px solid var(--ui-chrome-color, var(--accent-color));
    padding: 14px 36px;
    margin-bottom: 25px;
    position: relative;
    box-shadow: var(--badge-shadow,
            0 0 40px rgba(212, 175, 55, 0.25),
            inset 0 0 60px rgba(212, 175, 55, 0.05));
    animation: volume-glow 4s ease-in-out infinite;
}

/* 外框装饰 */
.volume-badge::before {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    bottom: 4px;
    border: 1px solid var(--badge-inner-border, rgba(212, 175, 55, 0.4));
    pointer-events: none;
}

/* 四角装饰 */
.volume-badge .corner {
    position: absolute;
    width: 12px;
    height: 12px;
    border-color: var(--ui-chrome-color, var(--accent-color));
    border-style: solid;
    pointer-events: none;
}

.volume-badge .corner-tl {
    top: -1px;
    left: -1px;
    border-width: 2px 0 0 2px;
}

.volume-badge .corner-tr {
    top: -1px;
    right: -1px;
    border-width: 2px 2px 0 0;
}

.volume-badge .corner-bl {
    bottom: -1px;
    left: -1px;
    border-width: 0 0 2px 2px;
}

.volume-badge .corner-br {
    bottom: -1px;
    right: -1px;
    border-width: 0 2px 2px 0;
}

/* 内角装饰 */
.volume-badge .inner-corner {
    position: absolute;
    width: 6px;
    height: 6px;
    border-color: var(--badge-inner-corner, rgba(212, 175, 55, 0.5));
    border-style: solid;
    pointer-events: none;
}

.volume-badge .inner-corner-tl {
    top: 6px;
    left: 6px;
    border-width: 1px 0 0 1px;
}

.volume-badge .inner-corner-tr {
    top: 6px;
    right: 6px;
    border-width: 1px 1px 0 0;
}

.volume-badge .inner-corner-bl {
    bottom: 6px;
    left: 6px;
    border-width: 0 0 1px 1px;
}

.volume-badge .inner-corner-br {
    bottom: 6px;
    right: 6px;
    border-width: 0 1px 1px 0;
}

/* 中心装饰线 */
.volume-badge .ornament-line {
    position: absolute;
    top: 50%;
    left: 8px;
    right: 8px;
    height: 1px;
    background: var(--badge-ornament-line, linear-gradient(90deg,
                transparent 0%,
                rgba(212, 175, 55, 0.3) 15%,
                rgba(212, 175, 55, 0.3) 85%,
                transparent 100%));
    transform: translateY(-50%);
    pointer-events: none;
}

@keyframes volume-glow {

    0%,
    100% {
        box-shadow: var(--badge-shadow-rest,
                0 0 40px rgba(212, 175, 55, 0.2),
                inset 0 0 60px rgba(212, 175, 55, 0.03));
    }

    50% {
        box-shadow: var(--badge-shadow-peak,
                0 0 50px rgba(212, 175, 55, 0.35),
                inset 0 0 60px rgba(212, 175, 55, 0.08));
    }
}

.volume-type {
    font-family: var(--font-serif);
    font-size: 0.80rem;
    color: var(--volume-type-color, rgba(212, 175, 55, 0.8));
    letter-spacing: 0.4em;
    text-transform: uppercase;
    margin-bottom: 6px;
    position: relative;
    z-index: 1;
}

.volume-number {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--volume-number-color, var(--accent-color));
    letter-spacing: 0.2em;
    position: relative;
    z-index: 1;
    text-shadow: var(--volume-number-shadow, 0 0 20px rgba(212, 175, 55, 0.4));
}

body.lang-zh .volume-type,
body.lang-zh .volume-number {
    font-family: var(--font-sans);
}

.main-title {
    font-family: 'Jinghua Lao Song Ti Local', 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
    font-size: 3.2rem;
    font-weight: 800;
    margin-bottom: 5px;
    text-shadow:
        0 0 28px var(--header-title-shadow, var(--accent-glow, rgba(212, 175, 55, 0.5))),
        0 0 56px var(--header-title-shadow-dim, rgba(255, 255, 255, 0.08));
    background: linear-gradient(135deg,
            var(--title-gradient-start, #fff) 0%,
            var(--title-gradient-mid, var(--accent-color)) 50%,
            var(--title-gradient-end, var(--title-glow, #c9a050)) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.1em;
}

.main-title-sub {
    font-family: 'Jinghua Lao Song Ti Local', 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--main-title-sub-color, var(--accent-color));
    text-shadow:
        0 0 20px var(--header-subtitle-shadow, rgba(212, 175, 55, 0.28)),
        0 0 38px var(--header-subtitle-shadow-dim, rgba(255, 255, 255, 0.06));
    letter-spacing: 0.15em;
}

.english-title {
    font-family: 'Georgia', 'Times New Roman', serif;
    font-size: 1.1rem;
    font-weight: 400;
    font-style: italic;
    color: var(--english-title-color, var(--text-muted));
    margin-bottom: 25px;
    letter-spacing: 0.1em;
    opacity: 0.8;
}

.author-info {
    font-size: 1rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.author-info::before,
.author-info::after {
    content: '✦';
    color: var(--author-ornament-color, var(--accent-color));
    opacity: 0.6;
}

.author-info > span:first-child,
.author-name-en {
    font-family: 'Georgia', serif;
    font-style: italic;
    color: var(--text-color);
    opacity: 0.82;
    letter-spacing: 0.06em;
    text-shadow: 0 0 10px var(--header-glow, rgba(255, 255, 255, 0.08));
}

.author-info > span:first-child {
    font-weight: 500;
}

/* Header background animation */
.header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(212, 175, 55, 0.05) 0%, transparent 30%),
        radial-gradient(circle at 80% 20%, rgba(212, 175, 55, 0.05) 0%, transparent 30%);
    animation: header-shimmer 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes header-shimmer {

    0%,
    100% {
        opacity: 0.5;
    }

    50% {
        opacity: 1;
    }
}

/* ========================================
           导航栏 (NAVIGATION)
        ======================================== */
.nav {
    background: rgba(10, 6, 20, 0.95);
    padding: 18px 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--card-border);
}

.nav-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 25px;
    list-style: none;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
    border: 1px solid transparent;
    font-size: 1.05rem;
}

.nav-link:hover {
    color: var(--nav-link-hover-color, var(--ui-accent-color, var(--accent-color)));
}

/* Nav Link Underline Effect */
.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--nav-link-rule-color, var(--nav-link-hover-color, var(--ui-accent-color, var(--accent-color))));
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::before {
    width: 80%;
}

/* ========================================
           提示通知 (TOAST NOTIFICATION)
        ======================================== */
.toast {
    position: fixed;
    top: calc(20px + env(safe-area-inset-top));
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background: rgba(26, 15, 46, 0.95);
    border: 1px solid var(--toast-color, var(--accent-color));
    padding: 12px 25px;
    border-radius: 30px;
    color: var(--toast-color, var(--accent-color));
    font-size: 0.9rem;
    z-index: 1002;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.68s ease, transform 0.68s ease;
    box-shadow: 0 0 30px var(--toast-glow, var(--accent-glow));
    backdrop-filter: blur(10px);
    box-sizing: border-box;
    will-change: opacity, transform;
}

.toast--mobile-hint {
    width: min(420px, calc(100vw - 24px));
    padding: 12px 16px;
    border-radius: 16px;
    line-height: 1.45;
    text-align: center;
    white-space: normal;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ========================================
           主要内容区域 (MAIN CONTENT)
        ======================================== */
.main-content {
    padding: 60px 0;
}

.section {
    margin-bottom: 80px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.3rem;
    font-weight: 600;
    color: var(--section-title-color, var(--content-heading-color, var(--accent-color)));
    margin-bottom: 40px;
    text-align: center;
    position: relative;
    text-shadow:
        0 0 20px var(--content-title-shadow, rgba(212, 175, 55, 0.3)),
        0 0 38px var(--content-title-shadow-dim, rgba(255, 255, 255, 0.04));
    letter-spacing: 0.1em;
}

.character-name,
.character-info-header h4,
.character-detail-section h5,
.character-highlight-box h6,
.group-title,
.highlight-item h5,
.tree-title,
.modal-title,
.author-title,
.author-works h5,
.work-info-title,
.catalog-section-title {
    text-shadow:
        0 0 14px var(--content-title-shadow, var(--accent-glow, rgba(212, 175, 55, 0.22))),
        0 0 28px var(--content-title-shadow-dim, rgba(255, 255, 255, 0.03));
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--section-rule-color, var(--section-title-color, var(--content-heading-color, var(--accent-color)))), transparent);
}

/* ========================================
           角色网格 (CHARACTERS GRID)
        ======================================== */
.characters-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
    margin-top: 40px;
}

.characters-grid>.character-card {
    flex: 0 1 calc(33.333% - 18px);
    min-width: 300px;
    max-width: calc(33.333% - 18px);
}

@media (max-width: 1024px) {
    .characters-grid>.character-card {
        flex: 0 1 calc(50% - 13px);
        max-width: calc(50% - 13px);
    }
}

.character-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 28px;
    box-shadow: var(--shadow);
    transition: all 0.4s ease;
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.character-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--ui-chrome-color, var(--accent-color)), transparent);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.character-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--glow), var(--shadow), 0 20px 60px rgba(0, 0, 0, 0.3);
    border-color: var(--ui-chrome-color, var(--accent-color));
}

.character-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.03),
            transparent);
    transition: left 0.6s ease;
    pointer-events: none;
}

.character-card:hover::after {
    left: 120%;
}

.character-card:hover::before {
    opacity: 1;
}

.character-name {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--character-title-color, var(--content-heading-color, var(--accent-color)));
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.character-icon {
    color: var(--character-icon-color, var(--content-heading-color, var(--accent-color)));
    font-size: 1.2rem;
    filter: drop-shadow(0 0 5px var(--character-icon-glow, var(--ui-accent-glow, var(--accent-glow))));
}

.character-description {
    color: var(--text-color);
    margin-bottom: 18px;
    line-height: 1.75;
    font-size: 0.95rem;
}

.character-traits {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    min-height: 32px;
    align-items: flex-start;
    margin-bottom: 0.8rem;
}

.trait-tag {
    background: var(--trait-tag-bg, var(--accent-dim));
    color: var(--trait-tag-color, var(--ui-accent-color, var(--accent-color)));
    padding: 5px 14px;
    border-radius: 15px;
    font-size: 0.92rem;
    font-weight: 700;
    border: 1px solid var(--trait-tag-border, var(--card-border));
    transition: all 0.3s ease;
}

.trait-tag:hover {
    background: var(--trait-tag-hover-bg, var(--accent-color));
    color: var(--trait-tag-hover-color, var(--ui-accent-hover-color, var(--text-color)));
}

/* ========================================
           角色详情模态框 (CHARACTER DETAIL MODAL) (Glassmorphism)
        ======================================== */
.character-detail-modal {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.character-detail-modal.active {
    opacity: 1;
    visibility: visible;
}

.character-detail-modal.closing {
    opacity: 0;
}

.character-detail-modal .modal-card {
    max-width: 850px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    background: var(--card-bg-opaque, rgba(26, 15, 46, 0.85));
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid var(--ui-chrome-color, var(--accent-color));
    box-shadow:
        0 0 60px var(--ui-chrome-glow, var(--accent-glow, rgba(212, 175, 55, 0.3))),
        inset 0 0 40px var(--header-glow-dim, rgba(212, 175, 55, 0.05));
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.character-detail-modal.active .modal-card {
    transform: scale(1);
}

.character-detail-modal.closing .modal-card {
    transform: scale(0.95);
}

.character-detail-content {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 30px;
}

@media (max-width: 768px) {
    .character-detail-content {
        grid-template-columns: 1fr;
    }
}

.character-portrait-section {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.character-portrait-frame {
    width: 100%;
    height: 340px;
    background: linear-gradient(145deg, var(--header-glow-dim, rgba(212, 175, 55, 0.08)), var(--card-bg, rgba(26, 15, 46, 0.5)));
    border-radius: 12px;
    border: 2px dashed var(--card-border);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    gap: 15px;
    position: relative;
    overflow: hidden;
}

.character-portrait-frame::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    pointer-events: none;
}

.character-portrait-frame i {
    font-size: 4rem;
    opacity: 0.4;
}

.character-portrait-frame span {
    font-size: 0.85rem;
    letter-spacing: 0.1em;
}

.character-info-section {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.character-info-header {
    padding-bottom: 12px;
    border-bottom: 1px solid var(--card-border);
}

.character-info-header h4 {
    color: var(--character-title-color, var(--content-heading-color, var(--accent-color)));
    font-size: 1.6rem;
    font-family: var(--font-serif);
    margin-bottom: 4px;
}

.character-info-header .character-title {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-style: italic;
}

.character-detail-section {
    background: rgba(0, 0, 0, 0.25);
    border-radius: 10px;
    padding: 16px;
    border: 1px solid var(--card-border);
}

.character-detail-section h5 {
    color: var(--detail-title-color, var(--content-heading-color, var(--accent-color)));
    font-size: 0.9rem;
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    gap: 8px;
}

.character-detail-section h5::before {
    content: '◆';
    font-size: 0.5rem;
}

.character-detail-section p {
    color: var(--text-color);
    line-height: 1.85;
    font-size: 0.9rem;
}

.character-highlight-box {
    background: linear-gradient(135deg, var(--accent-dim, rgba(212, 175, 55, 0.12)), var(--header-glow-dim, rgba(212, 175, 55, 0.03)));
    border-left: 3px solid var(--ui-chrome-color, var(--accent-color));
    padding: 14px 16px;
    border-radius: 0 8px 8px 0;
    margin-top: 8px;
}

.character-highlight-box h6 {
    font-family: var(--font-serif);
    color: var(--highlight-box-title-color, var(--content-heading-color, var(--accent-color)));
    font-size: 0.8rem;
    margin-bottom: 6px;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.character-highlight-box p {
    font-family: 'HanYi LiChangSong KeBen', var(--font-serif);
    color: var(--text-muted);
    font-size: 1.36rem;
    line-height: 1.7;
    font-style: normal;
    font-weight: 700;
}

/* ========================================
           关系图 (RELATIONSHIP DIAGRAM)
        ======================================== */
.relationship-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--shadow);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
}

.relationship-container {
    display: flex;
    flex-direction: column;
    gap: 35px;
    margin-top: 30px;
}

.relationship-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.relationship-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: var(--relationship-node-width, 160px);
    flex: 0 0 var(--relationship-node-width, 160px);
    gap: 2px;
    transition: transform 0.3s ease;
}

.relationship-node:hover {
    transform: scale(1.05);
}

.node-circle {
    width: 75px;
    height: 75px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    border: 2px solid;
    box-shadow: 0 0 20px var(--accent-glow);
    position: relative;
    margin-bottom: 5px;
    transition: all 0.3s ease;
}

.node-circle i {
    width: 1em;
    height: 1em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1em;
    line-height: 1;
}

.node-circle.protagonist {
    background: linear-gradient(135deg,
            var(--protagonist-bg-start, rgba(212, 175, 55, 0.25)),
            var(--protagonist-bg-end, rgba(212, 175, 55, 0.05)));
    border-color: var(--protagonist-border-color, var(--accent-color));
    animation: pulse-glow 3s ease-in-out infinite;
}

.node-circle.protagonist::after {
    content: '';
    position: absolute;
    inset: -7px;
    border-radius: 50%;
    border: 1.5px solid var(--protagonist-border-color, var(--accent-color));
    opacity: 0.9;
    box-shadow:
        0 0 28px var(--accent-glow),
        0 0 56px var(--accent-glow);
    pointer-events: none;
}

.node-circle.ally {
    background: linear-gradient(135deg,
            var(--ally-bg-start, rgba(100, 149, 237, 0.2)),
            var(--ally-bg-end, rgba(100, 149, 237, 0.05)));
    border-color: var(--ally-border-color, #6495ed);
}

.node-circle.enemy {
    background: linear-gradient(135deg,
            var(--enemy-bg-start, rgba(220, 20, 60, 0.2)),
            var(--enemy-bg-end, rgba(220, 20, 60, 0.05)));
    border-color: var(--enemy-border-color, #dc143c);
}

.node-circle.neutral {
    background: linear-gradient(135deg,
            var(--neutral-bg-start, rgba(147, 112, 219, 0.2)),
            var(--neutral-bg-end, rgba(147, 112, 219, 0.05)));
    border-color: var(--neutral-border-color, #9370db);
}

@keyframes pulse-glow {

    0%,
    100% {
        box-shadow: var(--protagonist-pulse-rest, 0 0 20px var(--accent-glow));
    }

    50% {
        box-shadow: var(--protagonist-pulse-peak,
                0 0 40px var(--accent-glow),
                0 0 60px rgba(212, 175, 55, 0.2));
    }
}

.node-label {
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--text-color);
    font-size: 1rem;
    text-align: center;
    width: 100%;
    line-height: 1.4;
}

.node-role {
    font-family: var(--font-serif);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-muted);
    text-align: center;
    width: 100%;
    line-height: 1.4;
}

.relationship-line {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: var(--relationship-line-width, 110px);
    flex: 0 0 var(--relationship-line-width, 110px);
    gap: 5px;
    color: var(--text-muted);
    font-size: 0.9rem;
    padding: 0;
}

.arrow-container {
    display: flex;
    align-items: center;
    gap: 5px;
}

.arrow-single {
    color: var(--relation-icon-color, var(--ui-accent-color, var(--accent-color)));
    font-size: 1.3rem;
}

.arrow-double {
    display: flex;
    align-items: center;
    gap: 3px;
}

.arrow-double i {
    color: var(--relation-icon-color, var(--ui-accent-color, var(--accent-color)));
    font-size: 1rem;
}

.arrow-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: center;
    width: 100%;
    line-height: 1.3;
    white-space: normal;
    text-wrap: balance;
}

.relationship-group {
    background: rgba(0, 0, 0, 0.25);
    border-radius: 16px;
    padding: 25px;
    border: 1px dashed var(--card-border);
}

.relationship-group .relationship-row + .relationship-row {
    margin-top: 24px;
}

.group-title {
    font-family: var(--font-serif);
    font-weight: 700;
    text-align: center;
    color: var(--group-title-color, var(--content-heading-color, var(--accent-color)));
    font-size: 0.95rem;
    margin-bottom: 20px;
    opacity: 0.8;
    letter-spacing: 0.2em;
}

.relation-highlights {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 18px;
    margin-top: 25px;
}

.highlight-item {
    flex: 0 1 calc(33.333% - 12px);
    min-width: 250px;
    box-sizing: border-box;
    background: rgba(0, 0, 0, 0.25);
    padding: 18px;
    border-radius: 10px;
    border: 1px solid var(--card-border);
    border-left: 3px solid var(--ui-chrome-color, var(--accent-color));
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.highlight-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0%;
    background: var(--ui-chrome-color, var(--accent-color));
    transition: height 0.5s ease;
}

.highlight-item:hover::before {
    height: 100%;
}

.highlight-item:hover {
    border-color: var(--ui-chrome-color, var(--accent-color));
    box-shadow: 0 0 15px var(--ui-chrome-glow, var(--accent-glow));
}

.highlight-item h5 {
    font-family: var(--font-serif);
    color: var(--highlight-title-color, var(--content-heading-color, var(--accent-color)));
    margin-bottom: 10px;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.highlight-item p {
    color: var(--text-muted);
    font-size: 0.98rem;
    margin: 0;
    line-height: 1.6;
}

/* ========================================
           故事时间线 (STORY TREE TIMELINE)
        ======================================== */
.story-tree {
    position: relative;
    padding: 20px 0;
}

.tree-container {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}

.tree-level {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 40px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.tree-level::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 20px;
    background: linear-gradient(180deg, var(--ui-chrome-color, var(--accent-color)), transparent);
}

.tree-level:last-child::after {
    display: none;
}

.tree-branch {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    width: 100%;
    max-width: 500px;
}

.tree-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px 25px;
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    width: 100%;
    max-width: 450px;
    position: relative;
}

.tree-card::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 20px;
    background: var(--ui-chrome-color, var(--accent-color));
}

.tree-level:first-child .tree-card::before {
    left: auto;
    right: -30px;
    transform: none;
    width: 30px;
    height: 2px;
    top: 50%;
    display: block;
}

/* Zipper layout for story tree */
.tree-container::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    background: linear-gradient(180deg,
            var(--ui-chrome-color, var(--accent-color)) 0%,
            var(--ui-chrome-fill, var(--accent-dim, var(--accent-color))) 80%,
            transparent 100%);
    z-index: 0;
}

.tree-level:nth-child(odd) .tree-branch {
    margin-right: auto;
    margin-left: 5%;
}

.tree-level:nth-child(even) .tree-branch {
    margin-left: auto;
    margin-right: 5%;
}

.tree-level:nth-child(odd) .tree-card::before {
    left: auto;
    right: -30px;
    transform: none;
    width: 30px;
    height: 2px;
    top: 50%;
}

.tree-level:nth-child(even) .tree-card::before {
    left: -30px;
    transform: none;
    width: 30px;
    height: 2px;
    top: 50%;
}

.tree-marker {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    background: var(--ui-chrome-fill, var(--ui-chrome-color, var(--accent-color)));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--bg-color, #111);
    font-size: 0.85rem;
    box-shadow: 0 0 15px var(--ui-chrome-glow, var(--accent-glow));
    z-index: 2;
}

.tree-level:nth-child(odd) .tree-marker {
    right: -48px;
}

.tree-level:nth-child(even) .tree-marker {
    left: -48px;
}

.tree-level:first-child .tree-marker {
    right: -48px;
}

.tree-card:hover {
    border-color: var(--ui-chrome-color, var(--accent-color));
    box-shadow: 0 0 20px var(--ui-chrome-glow, var(--accent-glow));
}

.tree-title {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    color: var(--tree-title-color, var(--content-heading-color, var(--accent-color)));
    margin-bottom: 10px;
}

.tree-summary {
    color: var(--text-muted);
    font-size: 0.98rem;
    line-height: 1.6;
    margin-bottom: 12px;
}

.tree-detail-btn {
    background: transparent;
    border: 1px solid var(--tree-btn-border, var(--ui-accent-color, var(--accent-color)));
    color: var(--tree-btn-color, var(--ui-accent-color, var(--accent-color)));
    padding: 6px 16px;
    border-radius: 15px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: inherit;
}

.tree-detail-btn:hover {
    background: var(--tree-btn-hover-bg, var(--ui-accent-hover-bg, var(--accent-color)));
    color: var(--tree-btn-hover-color, var(--ui-accent-hover-color, var(--text-color)));
}

.tree-connector {
    display: flex;
    justify-content: center;
    margin: -10px 0 10px;
}

.tree-connector-line {
    width: 2px;
    height: 30px;
    background: linear-gradient(180deg, var(--ui-chrome-color, var(--accent-color)), transparent);
}

.tree-next-btn {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.next-volume-btn {
    background: var(--next-btn-bg, var(--ui-accent-bg, var(--accent-dim)));
    border: 2px solid var(--next-btn-border, var(--ui-accent-color, var(--accent-color)));
    color: var(--next-btn-color, var(--ui-accent-color, var(--accent-color)));
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    font-family: inherit;
}

.next-volume-btn:hover {
    background: var(--next-btn-hover-bg, var(--ui-accent-hover-bg, var(--accent-color)));
    color: var(--next-btn-hover-color, var(--ui-accent-hover-color, var(--text-color)));
    box-shadow: 0 0 30px var(--next-btn-hover-glow, var(--ui-accent-glow, var(--accent-glow)));
}

/* ========================================
           MODAL OVERLAY
        ======================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal-card {
    background: linear-gradient(135deg, var(--card-bg-opaque, rgba(26, 15, 46, 0.98)), var(--header-bg-top, rgba(10, 6, 20, 0.98)));
    border-radius: 20px;
    max-width: 700px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    border: 1px solid var(--ui-chrome-color, var(--accent-color));
    box-shadow: 0 0 50px var(--ui-chrome-glow, var(--accent-glow));
    position: relative;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 30px;
    border-bottom: 1px solid var(--card-border);
}

.modal-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--modal-title-color, var(--content-heading-color, var(--accent-color)));
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.modal-close:hover {
    color: var(--modal-close-hover-color, var(--ui-accent-color, var(--accent-color)));
    background: var(--modal-close-hover-bg, var(--ui-accent-bg, var(--accent-dim)));
}

.modal-content {
    padding: 30px;
    line-height: 1.9;
    color: var(--text-color);
}

.modal-content p {
    margin-bottom: 15px;
}

#chapterModalContent p {
    font-size: 1.05rem;
}

.modal-nav {
    display: flex;
    justify-content: space-between;
    padding: 20px 30px;
    border-top: 1px solid var(--card-border);
    gap: 15px;
}

.modal-nav-btn {
    background: var(--modal-btn-bg, var(--ui-accent-bg, var(--accent-dim)));
    border: 1px solid var(--card-border);
    color: var(--modal-btn-color, var(--ui-accent-color, var(--accent-color)));
    padding: 12px 25px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: inherit;
}

.modal-nav-btn:hover:not(:disabled) {
    background: var(--modal-btn-hover-bg, var(--ui-accent-hover-bg, var(--accent-color)));
    color: var(--modal-btn-hover-color, var(--ui-accent-hover-color, var(--text-color)));
    border-color: var(--modal-btn-hover-border, var(--ui-accent-color, var(--accent-color)));
    box-shadow: 0 0 18px var(--modal-btn-hover-glow, var(--ui-accent-glow, var(--accent-glow)));
}

.modal-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.modal-nav-btn.next {
    margin-left: auto;
}

/* ========================================
           作者介绍 (AUTHOR SECTION)
        ======================================== */
.author-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--shadow);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
}

.author-title {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    color: var(--author-title-color, var(--content-heading-color, var(--accent-color)));
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--card-border);
}

.author-content {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 35px;
    align-items: start;
}

.author-avatar {
    width: 110px;
    height: 110px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(
        135deg,
        var(--ui-chrome-fill, var(--ui-chrome-color, var(--accent-color))),
        var(--title-glow, var(--primary-color))
    );
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 2.8rem;
    flex-shrink: 0;
    border: 2px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 0 30px var(--ui-chrome-glow, var(--accent-glow));
}

.author-avatar i {
    position: relative;
    z-index: 1;
}

.author-avatar.has-avatar-image {
    background: rgba(0, 0, 0, 0.2);
}

.author-avatar.has-avatar-image i {
    opacity: 0;
}

.author-avatar-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.author-bio {
    line-height: 1.9;
    color: var(--text-color);
}

.author-bio p {
    margin-bottom: 14px;
    font-size: 1.05rem;
}

.bio-mail-link {
    color: var(--ui-accent-color, var(--accent-color));
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.18em;
    word-break: break-all;
}

.bio-mail-link:hover,
.bio-mail-link:focus-visible {
    color: var(--ui-accent-hover-color, var(--text-color));
}

.author-works {
    margin-top: 20px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 12px;
    border: 1px solid var(--card-border);
}

.author-works h5 {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--author-works-title-color, var(--content-heading-color, var(--accent-color)));
    margin-bottom: 12px;
}

.author-works ul {
    list-style: none;
    padding-left: 0;
}

.author-works li {
    padding: 6px 0;
    padding-left: 22px;
    position: relative;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.author-works li::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--author-bullet-color, var(--ui-accent-color, var(--accent-color)));
    font-size: 0.7rem;
}

/* ========================================
           作品信息 (WORK INFO SECTION)
        ======================================== */
.profile-action-row {
    --profile-action-columns: 2;
    --profile-action-width: 154px;
    --profile-action-gap: 18px;
    display: grid;
    grid-template-columns: repeat(var(--profile-action-columns), minmax(var(--profile-action-width), var(--profile-action-width)));
    gap: var(--profile-action-gap);
    margin-top: 22px;
    width: min(100%, calc(var(--profile-action-columns) * var(--profile-action-width) + (var(--profile-action-columns) - 1) * var(--profile-action-gap)));
    margin-inline: auto;
    position: relative;
    justify-content: center;
    justify-items: stretch;
}

.author-section > .profile-action-row,
.translator-card > .profile-action-row {
    margin-top: 28px;
}

.profile-preview-action {
    position: static;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: var(--profile-action-width);
    max-width: 100%;
}

.profile-action-btn {
    display: block;
    position: relative;
    width: 100%;
    padding: 0.6em 1.1em;
    font-size: 14px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
        rgba(0, 0, 0, 0.18);
    cursor: pointer;
    user-select: none;
    overflow: hidden;
    color: var(--theme-visible-soft, var(--text-color, var(--ui-accent-color, var(--accent-color))));
    z-index: 1;
    font-family: inherit;
    font-weight: 900;
    text-align: center;
    border: none;
    outline: none;
    border-radius: 16px;
    isolation: isolate;
    box-sizing: border-box;
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.18),
        0 0 0 1px var(--ui-chrome-color, var(--accent-color)),
        0 0 16px var(--ui-chrome-glow, var(--accent-glow));
    transition: color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.profile-action-btn__content {
    position: relative;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.profile-action-btn__icon {
    font-size: 0.92em;
    line-height: 1;
}

.profile-action-btn:hover,
.profile-action-btn:focus-visible,
.profile-preview-action.is-preview-visible .profile-action-btn {
    outline: none;
    transform: translateY(-1px);
    color: var(--theme-visible-soft, var(--ui-accent-hover-color, var(--primary-color)));
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04)),
        rgba(0, 0, 0, 0.24);
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.24),
        0 0 0 1px var(--ui-chrome-color, var(--accent-color)),
        0 8px 20px rgba(0, 0, 0, 0.28),
        0 0 20px var(--ui-chrome-glow, var(--accent-glow));
}

.profile-action-btn:active {
    transform: translateY(0);
}

.profile-action-btn__text {
    display: block;
    white-space: nowrap;
}

.profile-action-btn::before,
.profile-action-btn::after {
    position: absolute;
    content: '';
    left: 0;
    width: 100%;
    box-sizing: border-box;
    pointer-events: none;
    border-radius: 16px;
}

.profile-action-btn::before {
    bottom: 0;
    height: 4px;
    border-bottom: 3px solid transparent;
    border-left: 3px solid transparent;
    transform: translateX(100%);
}

.profile-action-btn::after {
    top: 0;
    height: 4px;
    border-top: 3px solid transparent;
    border-right: 3px solid transparent;
    transform: translateX(-100%);
}

.profile-action-btn:hover::before,
.profile-action-btn:focus-visible::before,
.profile-preview-action.is-preview-visible .profile-action-btn::before {
    border-color: var(--ui-accent-color, var(--accent-color));
    height: 100%;
    transform: translateX(0);
    transition: 0.3s transform linear, 0.3s height linear 0.3s;
}

.profile-action-btn:hover::after,
.profile-action-btn:focus-visible::after,
.profile-preview-action.is-preview-visible .profile-action-btn::after {
    border-color: var(--ui-accent-color, var(--accent-color));
    height: 100%;
    transform: translateX(0);
    transition: 0.3s transform linear, 0.3s height linear 0.5s;
}

.profile-action-btn:active::before,
.profile-action-btn:active::after {
    border-color: var(--ui-chrome-color, var(--secondary-color, var(--accent-color)));
}

.profile-image-preview {
    --profile-preview-width: min(900px, calc(100vw - 32px));
    --profile-preview-padding: 24px;
    --profile-preview-gap: 24px;
    --profile-preview-frame-size: calc((var(--profile-preview-width) - (var(--profile-preview-padding) * 2) - var(--profile-preview-gap)) / 2);
    position: absolute;
    left: 50%;
    bottom: calc(100% + 18px);
    top: auto;
    transform: translateX(-50%) translateY(10px) scale(0.98);
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--profile-preview-gap);
    width: var(--profile-preview-width);
    padding: var(--profile-preview-padding);
    border-radius: 22px;
    background: rgba(10, 10, 10, 0.9);
    border: 1px solid var(--card-border);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.32);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    z-index: 40;
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0s linear 0.25s;
}

.profile-image-preview[data-image-count="1"] {
    grid-template-columns: minmax(0, 1fr);
    width: min(calc(100vw - 32px), max(560px, calc(var(--profile-preview-frame-size) + (var(--profile-preview-padding) * 2))));
    justify-items: center;
}

.profile-preview-action.is-preview-visible .profile-image-preview {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0) scale(1);
    transition-delay: 0s;
}

.profile-preview-action.is-preview-fading .profile-image-preview {
    opacity: 0;
    transform: translateX(-50%) translateY(10px) scale(0.98);
    transition: opacity 2s ease, transform 2s ease, visibility 0s linear 2s;
}

.profile-preview-figure {
    width: 100%;
    aspect-ratio: 1 / 1;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.profile-preview-figure--single {
    width: min(100%, var(--profile-preview-frame-size));
    max-width: 100%;
    height: var(--profile-preview-frame-size);
    min-height: var(--profile-preview-frame-size);
    aspect-ratio: 1 / 1;
    margin-inline: auto;
}

.profile-preview-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.work-info-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--shadow);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
}

.work-info-title {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    color: var(--work-info-title-color, var(--content-heading-color, var(--accent-color)));
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--card-border);
}

.work-info-content {
    line-height: 1.9;
    color: var(--text-color);
}

.work-info-content p {
    margin-bottom: 18px;
    font-size: 1.05rem;
}

/* ========================================
           底部 (FOOTER) 导航栏 (NAVIGATION)
        ======================================== */
.footer-nav {
    background: var(--footer-bg, rgba(10, 6, 20, 0.9));
    padding: 40px 0;
    border-top: 1px solid var(--card-border);
}

.footer-nav-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-nav-divider {
    width: 1px;
    height: 40px;
    background: var(--card-border);
}

.footer-nav-btn {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--footer-btn-color, var(--ui-accent-color, var(--accent-color)));
    padding: 12px 28px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    backdrop-filter: blur(10px);
}

.footer-nav-btn:hover:not(.disabled) {
    background: var(--footer-btn-hover-bg, var(--ui-accent-hover-bg, var(--accent-color)));
    color: var(--footer-btn-hover-color, var(--ui-accent-hover-color, var(--text-color)));
    border-color: var(--footer-btn-hover-border, var(--ui-accent-color, var(--accent-color)));
    box-shadow: 0 0 25px var(--footer-btn-hover-glow, var(--ui-accent-glow, var(--accent-glow)));
    transform: translateY(-3px);
}

.footer-nav-btn.disabled {
    background: rgba(100, 100, 100, 0.1);
    border-color: rgba(100, 100, 100, 0.3);
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

.footer-nav-btn i {
    font-size: 1rem;
}


/* ========================================
           底部 (FOOTER) COPYRIGHT
        ======================================== */
.footer-copyright {
    background: rgba(10, 6, 20, 0.95);
    padding: 20px 0;
    border-top: 1px solid var(--card-border);
    text-align: center;
}

.copyright-text {
    color: var(--text-muted);
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.copyright-year {
    font-family: 'Georgia', serif;
    opacity: 0.7;
}

/* ========================================
           滚动进度条 (SCROLL PROGRESS BAR)
        ======================================== */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--progress-color, var(--ui-chrome-color, var(--accent-color))), var(--progress-glow, #fff5d0));
    z-index: 1001;
    transition: width 0.2s ease;
    box-shadow: 0 0 10px var(--progress-color, var(--ui-chrome-color, var(--accent-color)));
}

/* ========================================
           响应式设计 (RESPONSIVE DESIGN)
        ======================================== */
@media (max-width: 768px) {
    .header-sidebar {
        position: relative;
        top: auto;
        left: auto;
        flex-direction: row;
        justify-content: center;
        margin-bottom: 20px;
    }

    .header {
        padding-top: 20px;
    }

    .characters-grid>.character-card {
        flex: 0 1 100%;
        max-width: 100%;
    }

    .author-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .author-avatar {
        margin: 0 auto;
    }

    .profile-action-row {
        grid-template-columns: 140px;
        width: 140px;
        justify-items: center;
    }

    .profile-preview-action {
        width: 140px;
    }

    .profile-action-btn {
        width: 100%;
    }

    .profile-image-preview {
        bottom: calc(100% + 14px);
        width: min(92vw, 720px);
        grid-template-columns: 1fr;
    }

    .profile-image-preview[data-image-count="1"] {
        width: min(88vw, 420px);
    }

    .profile-preview-figure--single {
        width: min(100%, 320px);
        min-height: min(72vw, 380px);
    }

    .profile-preview-figure {
        width: 100%;
        max-width: 100%;
    }

    .character-detail-content {
        grid-template-columns: 1fr;
    }

    .character-portrait {
        width: 100%;
        height: 200px;
    }

    .relationship-row {
        flex-direction: column;
        gap: 20px;
    }

    .relationship-node,
    .relationship-line {
        width: auto;
        flex: 0 1 auto;
    }

    .footer-nav-content {
        flex-direction: column;
    }

    .footer-nav-divider {
        display: none;
    }

    .footer-nav-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .catalog-modal-content {
        padding: 18px 18px 22px;
    }

    .catalog-volume-btn {
        font-size: 0.8rem;
        padding-left: 2.3ch;
    }

    .download-modal-book-title {
        font-size: 1.35rem;
    }

    .download-meta-row {
        grid-template-columns: 1fr;
        gap: 6px;
    }
}

/* ========================================
           动画效果 (ANIMATIONS)
        ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Modal scrollbar */
.modal-card::-webkit-scrollbar {
    width: 8px;
}

.modal-card::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}

.modal-card::-webkit-scrollbar-thumb {
    background: var(--ui-chrome-color, var(--accent-color));
    border-radius: 4px;
}

/* ========================================
           FLOATING 导航栏 (NAVIGATION) BUTTONS
        ======================================== */
.floating-nav {
    position: fixed;
    bottom: 20px;
    left: 30px;
    right: 30px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    z-index: 999;
    pointer-events: none;
}

.floating-nav-cluster {
    display: flex;
    flex-direction: column;
    gap: 9px;
    pointer-events: auto;
}

.floating-nav-cluster.left {
    align-items: flex-start;
}

.floating-nav-cluster.right {
    align-items: flex-end;
}

.floating-btn {
    appearance: none;
    -webkit-appearance: none;
    background: var(--nav-bg, rgba(26, 15, 46, 0.95));
    border: 1px solid var(--card-border);
    color: var(--floating-btn-color, var(--ui-accent-color, var(--accent-color)));
    padding: 10px 16px;
    font-family: inherit;
    font-weight: 700;
    width: 122px;
    min-height: 41px;
    justify-content: center;
    box-sizing: border-box;
    border-radius: 18px;
    font-size: 0.79rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    line-height: 1.2;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.floating-btn[hidden] {
    display: none !important;
}

body.lang-ja .floating-btn[data-nav-action="read"] {
    display: none;
}

.floating-btn span {
    display: block;
    max-width: 100%;
    white-space: nowrap;
}

.floating-btn:hover:not(.disabled) {
    background: var(--floating-btn-hover-bg, var(--ui-accent-hover-bg, var(--accent-color)));
    color: var(--floating-btn-hover-color, var(--ui-accent-hover-color, var(--text-color)));
    border-color: var(--floating-btn-hover-border, var(--ui-accent-color, var(--accent-color)));
    box-shadow: 0 0 25px var(--floating-btn-hover-glow, var(--ui-accent-glow, var(--accent-glow)));
    transform: translateX(5px);
}

.floating-nav-cluster.right .floating-btn:hover:not(.disabled) {
    transform: translateX(-5px);
}

.floating-btn.disabled {
    background: rgba(100, 100, 100, 0.1);
    border-color: rgba(100, 100, 100, 0.3);
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
    pointer-events: none;
}

.floating-btn--accent {
    background: var(--floating-accent-bg, var(--ui-accent-bg, var(--accent-dim)));
    border-color: var(--floating-accent-border, var(--ui-chrome-color, var(--ui-accent-color, var(--accent-color))));
}

/* Catalog Modal Styles */
.catalog-modal-card {
    max-width: 1160px;
    max-height: 85vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.catalog-modal-content {
    padding: 20px 24px 22px;
    overflow: hidden;
    min-height: 0;
    flex: 1 1 auto;
}

.catalog-layout {
    --catalog-anchor-column-width: 84px;
    --catalog-layout-gap: 16px;
    display: grid;
    grid-template-columns: var(--catalog-anchor-column-width) minmax(0, 1fr);
    gap: var(--catalog-layout-gap);
    align-items: start;
    min-height: 0;
    position: relative;
}

.catalog-layout::before {
    content: "";
    position: absolute;
    left: calc(var(--catalog-anchor-column-width) + (var(--catalog-layout-gap) / 2));
    top: 2px;
    bottom: 2px;
    width: 1px;
    background: linear-gradient(180deg,
        transparent 0%,
        rgba(255, 255, 255, 0.10) 10%,
        var(--catalog-card-border, var(--ui-chrome-color, var(--card-border))) 22%,
        var(--catalog-card-border, var(--ui-chrome-color, var(--card-border))) 78%,
        rgba(255, 255, 255, 0.10) 90%,
        transparent 100%);
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.04);
    pointer-events: none;
}

.catalog-anchor-nav {
    position: sticky;
    top: 0;
    align-self: start;
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-width: 0;
    padding: 2px 6px 2px 0;
}

.catalog-anchor-title {
    color: var(--catalog-section-title-color, var(--content-heading-color, var(--accent-color)));
    font-family: var(--font-serif);
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    opacity: 0.9;
}

.catalog-anchor-groups {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.catalog-anchor-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.catalog-anchor-group-label {
    color: var(--text-muted);
    font-size: 1.08rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    padding-left: 4px;
}

.catalog-anchor-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.catalog-anchor-btn {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015)),
        rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-muted);
    min-height: 34px;
    padding: 6px 7px;
    border-radius: 10px;
    font-size: 0.84rem;
    font-family: inherit;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.04em;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.04),
        0 6px 14px rgba(0, 0, 0, 0.16);
}

.catalog-anchor-btn:hover {
    border-color: var(--ui-chrome-color, var(--accent-color));
    color: var(--ui-accent-color, var(--accent-color));
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02)),
        rgba(0, 0, 0, 0.16);
    transform: translateX(2px);
}

.catalog-anchor-btn.active {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
        var(--ui-accent-bg, rgba(212, 175, 55, 0.08));
    border-color: var(--ui-chrome-color, var(--accent-color));
    color: var(--ui-accent-color, var(--accent-color));
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 0 0 1px rgba(255, 255, 255, 0.03),
        0 10px 20px rgba(0, 0, 0, 0.22);
}

.catalog-scroll-panel {
    min-width: 0;
    min-height: 0;
    max-height: min(64vh, 700px);
    overflow-y: auto;
    padding: 0 2px 18px 16px;
    scroll-behavior: smooth;
    scroll-padding-bottom: 18px;
    scrollbar-width: thin;
    scrollbar-color: var(--ui-chrome-color, var(--accent-color)) rgba(0, 0, 0, 0.2);
    position: relative;
}

.catalog-scroll-panel::-webkit-scrollbar {
    width: 8px;
}

.catalog-scroll-panel::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}

.catalog-scroll-panel::-webkit-scrollbar-thumb {
    background: var(--ui-chrome-color, var(--accent-color));
    border-radius: 4px;
}

.catalog-scroll-content {
    min-width: 0;
}

.catalog-segments {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.catalog-segment {
    scroll-margin-top: 10px;
}

.catalog-segment-heading {
    color: var(--catalog-section-title-color, var(--content-heading-color, var(--accent-color)));
    font-family: var(--font-serif);
    font-size: 0.86rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    margin-bottom: 10px;
    padding-left: 2px;
    opacity: 0.88;
}

.catalog-section {
    margin-bottom: 25px;
}

.catalog-section-title {
    color: var(--catalog-section-title-color, var(--content-heading-color, var(--accent-color)));
    font-size: 1.1rem;
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--card-border);
    font-family: var(--font-serif);
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
}

.catalog-volume-btn {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.012)),
        rgba(0, 0, 0, 0.18);
    border: 1px solid var(--catalog-card-border, var(--ui-chrome-color, var(--card-border)));
    color: var(--text-color);
    padding: 8px 12px 8px 2.6ch;
    border-radius: 14px;
    font-size: 0.84rem;
    text-decoration: none;
    text-align: left;
    transition: all 0.2s ease;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: clip;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    min-height: 44px;
    line-height: 1.2;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.04),
        inset 0 0 0 1px rgba(255, 255, 255, 0.03),
        0 8px 18px rgba(0, 0, 0, 0.2);
}

.catalog-volume-btn__label {
    display: block;
    width: 100%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.catalog-volume-btn--fade-tail .catalog-volume-btn__label {
    text-overflow: clip;
    -webkit-mask-image: linear-gradient(90deg, #000 0%, #000 82%, transparent 100%);
    mask-image: linear-gradient(90deg, #000 0%, #000 82%, transparent 100%);
}

.catalog-volume-btn:hover {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
        var(--ui-accent-bg, rgba(212, 175, 55, 0.08));
    border-color: var(--catalog-btn-hover-border, var(--ui-chrome-color, var(--ui-accent-color, var(--accent-color))));
    color: var(--catalog-btn-hover-color, var(--ui-accent-color, var(--accent-color)));
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.06),
        inset 0 0 0 1px var(--catalog-card-border, rgba(212, 175, 55, 0.08)),
        0 10px 20px rgba(0, 0, 0, 0.24);
}

.catalog-grid-divider {
    grid-column: 1 / -1;
    display: block;
    width: 100%;
    overflow: hidden;
    min-height: 22px;
    margin: 4px 0 9px;
    color: var(--catalog-divider-color, var(--catalog-section-title-color, var(--text-color)));
    opacity: 0.74;
    font-family: var(--font-serif);
    font-size: 0.76rem;
    letter-spacing: 0.2em;
    line-height: 1.15;
    text-shadow: 0 0 12px rgba(255, 255, 255, 0.12);
    pointer-events: none;
    user-select: none;
    text-align: center;
    white-space: nowrap;
}

.download-modal-card {
    max-width: 780px;
}

.download-modal-card::before {
    content: "";
    position: absolute;
    inset: 12px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    pointer-events: none;
}

.download-modal-content {
    padding: 26px 30px 24px;
    color: var(--text-color);
}

.download-modal-layout {
    display: grid;
    grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
    gap: 28px;
    align-items: center;
}

.download-modal-cover-frame {
    --download-cover-aspect: 3 / 4.4;
    position: relative;
    width: min(220px, 100%);
    aspect-ratio: var(--download-cover-aspect);
    margin: 0 auto;
    padding: 12px;
    border-radius: 20px;
    overflow: hidden;
    display: grid;
    place-items: center;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015)),
        rgba(0, 0, 0, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.09);
    box-shadow:
        inset 0 0 0 1px var(--catalog-card-border, var(--ui-chrome-color, rgba(212, 175, 55, 0.08))),
        0 16px 28px rgba(0, 0, 0, 0.24);
}

.download-modal-cover-image,
.download-modal-cover-fallback {
    width: 100%;
    height: 100%;
    border-radius: 12px;
}

.download-modal-cover-image {
    display: block;
    object-fit: contain;
    background: rgba(0, 0, 0, 0.18);
    box-shadow: 0 14px 24px rgba(0, 0, 0, 0.18);
}

.download-modal-cover-image.is-hidden {
    display: none;
}

.download-modal-cover-fallback {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 18px;
    text-align: center;
    color: var(--text-muted);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015)),
        rgba(0, 0, 0, 0.12);
}

.download-modal-cover-fallback.is-visible {
    display: flex;
}

.download-modal-cover-fallback i {
    font-size: 2rem;
    color: var(--modal-title-color, var(--content-heading-color, var(--accent-color)));
}

.download-modal-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
}

.download-modal-volume {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    letter-spacing: 0.2em;
}

.download-modal-book-title {
    margin: 0;
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 2.4vw, 2rem);
    line-height: 1.42;
    color: var(--text-color);
}

.download-modal-note {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.8;
}

.download-modal-meta {
    display: grid;
    gap: 12px;
    margin-top: 2px;
    width: 100%;
}

.download-meta-row {
    display: grid;
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 12px;
    align-items: center;
    width: 100%;
    padding: 14px 16px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.download-meta-label {
    font-family: var(--font-serif);
    color: var(--modal-title-color, var(--content-heading-color, var(--accent-color)));
    font-size: 0.9rem;
    letter-spacing: 0.12em;
    text-align: left;
}

.download-meta-value {
    color: var(--text-color);
    font-size: 1rem;
    text-align: left;
}

.download-modal-actions {
    justify-content: flex-end;
}

.download-modal-link {
    text-decoration: none;
}

.download-modal-link,
.download-modal-link:visited {
    color: inherit;
}

.download-modal-multi {
    display: none;
    grid-template-columns: 1fr;
    gap: 18px;
    width: 100%;
}

.download-modal-multi.is-visible {
    display: grid;
}

.download-modal-part {
    position: relative;
    display: grid;
    grid-template-columns: minmax(140px, 180px) minmax(0, 1fr);
    gap: 18px;
    align-items: start;
    padding: 56px 18px 18px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.18);
}

.download-modal-part-corner {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 1;
}

.download-modal-part-cover {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(0, 0, 0, 0.2);
}

.download-modal-part-cover-image {
    display: block;
    width: 100%;
    aspect-ratio: 3 / 4.35;
    object-fit: contain;
    object-position: center center;
    background: rgba(0, 0, 0, 0.18);
}

.download-modal-part-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
}

.download-modal-part-label {
    margin: 0;
    font-size: 0.8rem;
    letter-spacing: 0.18em;
    color: var(--text-muted);
    text-transform: uppercase;
}

.download-modal-part-volume {
    margin: 0;
    font-size: 0.98rem;
    color: var(--theme-visible-accent);
}

.download-modal-part-title {
    margin: 0;
    font-size: clamp(1.2rem, 2.8vw, 1.6rem);
    line-height: 1.35;
    color: var(--text-color);
}

@media (max-width: 768px) {
    .download-modal-content {
        padding: 20px 18px 22px;
    }

    .download-modal-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .download-modal-cover-frame {
        width: min(228px, 72vw);
    }

    .download-modal-part {
        grid-template-columns: 1fr;
    }

    .download-modal-part-cover {
        width: min(228px, 72vw);
        margin-inline: auto;
    }
}

@media (max-width: 1100px) {
    .catalog-layout {
        --catalog-anchor-column-width: 68px;
        --catalog-layout-gap: 14px;
    }

    .catalog-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 900px) {
    .catalog-layout {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .catalog-layout::before {
        display: none;
    }

    .catalog-anchor-nav {
        position: static;
        padding-right: 0;
    }

    .catalog-anchor-groups {
        gap: 10px;
    }

    .catalog-anchor-group {
        gap: 6px;
    }

    .catalog-anchor-list {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        overflow: visible;
        padding-bottom: 0;
        gap: 8px;
    }

    .catalog-anchor-btn {
        flex: initial;
        width: 100%;
        min-width: 0;
    }

    .catalog-scroll-panel {
        max-height: min(60vh, 640px);
        padding: 0;
    }

    .catalog-scroll-panel::before {
        display: none;
    }

    .catalog-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    .catalog-modal-content {
        padding: 18px 16px 18px;
    }

    .catalog-anchor-title {
        font-size: 0.82rem;
        letter-spacing: 0.12em;
    }

    .catalog-anchor-group-label {
        font-size: 1.02rem;
    }

    .catalog-anchor-btn {
        width: 100%;
        min-width: 76px;
        min-height: 36px;
        padding: 7px 10px;
        font-size: 0.82rem;
    }

    .catalog-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* Hide floating nav when modal is open */
body.modal-open .floating-nav {
    display: none;
}

/* ========================================
   HEADER FLAME CANVAS MODULE
   Injected by JS — modular, remove JS block to disable
   ======================================== */
#headerFlameCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    mix-blend-mode: screen;
    opacity: 0.45;
    pointer-events: none;
    z-index: 0;
}

/* ========================================
   HEADER ARTIFACT MODULE
   Shared cover / lead crystal actions
   ======================================== */
.header .container {
    position: relative;
    z-index: 1;
}

.header-artifact-actions {
    position: absolute;
    inset: 50% 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 0 clamp(64px, 9vw, 128px);
    pointer-events: none;
    transform: translateY(-42%);
    z-index: 3;
}

.artifact-trigger {
    --artifact-edge: rgba(255, 255, 255, 0.28);
    --artifact-rotate: 0deg;
    --artifact-size: 54px;
    position: relative;
    isolation: isolate;
    pointer-events: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    min-width: 86px;
    color: var(--artifact-trigger-color, var(--ui-accent-color, var(--accent-color)));
    background: transparent;
    border: none;
    cursor: pointer;
    opacity: 0.82;
    transition: transform 0.35s ease, filter 0.35s ease, opacity 0.35s ease;
}

.artifact-trigger::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 6px;
    width: 74px;
    height: 74px;
    transform: translateX(-50%);
    border-radius: 50%;
    background:
        radial-gradient(circle at center,
            rgba(255, 255, 255, 0.12) 0%,
            var(--accent-glow, rgba(212, 175, 55, 0.14)) 24%,
            var(--header-glow-dim, rgba(212, 175, 55, 0.04)) 46%,
            transparent 74%);
    filter: blur(17px);
    opacity: 0.34;
    z-index: -1;
    transition: opacity 0.35s ease, transform 0.35s ease;
}

.artifact-trigger::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 34px;
    width: 62px;
    height: 18px;
    transform: translateX(-50%);
    border-radius: 50%;
    background:
        radial-gradient(ellipse at center,
            var(--accent-glow, rgba(212, 175, 55, 0.28)) 0%,
            var(--accent-dim, rgba(212, 175, 55, 0.12)) 34%,
            transparent 78%);
    filter: blur(10px);
    opacity: 0.48;
    z-index: -1;
    pointer-events: none;
    transition: opacity 0.35s ease, transform 0.35s ease;
}

.artifact-trigger-left {
    --artifact-rotate: -5deg;
}

.artifact-trigger-right {
    --artifact-rotate: 6deg;
}

.artifact-trigger:hover,
.artifact-trigger.is-active {
    transform: translateY(-3px) scale(1.03);
    opacity: 0.98;
    filter:
        drop-shadow(0 0 18px var(--header-glow, rgba(255, 255, 255, 0.12)))
        drop-shadow(0 0 16px var(--accent-dim, rgba(212, 175, 55, 0.16)))
        drop-shadow(0 0 20px var(--accent-glow, rgba(212, 175, 55, 0.2)));
}

.artifact-trigger:hover::before,
.artifact-trigger.is-active::before {
    opacity: 0.48;
    transform: translateX(-50%) scale(1.06);
}

.artifact-trigger:hover::after,
.artifact-trigger.is-active::after {
    opacity: 0.64;
    transform: translateX(-50%) scale(1.04);
}

.artifact-trigger:focus-visible {
    outline: none;
}

.artifact-trigger:focus-visible .artifact-trigger__star {
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.18), 0 0 24px var(--accent-glow, rgba(212, 175, 55, 0.24));
}

.artifact-trigger__star {
    position: relative;
    width: var(--artifact-size);
    height: calc(var(--artifact-size) * 0.96);
    display: block;
    z-index: 1;
    transform: rotate(var(--artifact-rotate));
    animation: artifact-star-float 6.8s ease-in-out infinite;
    filter:
        drop-shadow(0 8px 14px rgba(0, 0, 0, 0.28))
        drop-shadow(0 0 10px rgba(255, 255, 255, 0.08))
        drop-shadow(0 0 14px var(--accent-dim, rgba(212, 175, 55, 0.12)));
}

.artifact-trigger__particles {
    position: absolute;
    left: 50%;
    top: -10px;
    width: calc(var(--artifact-size) + 34px);
    height: calc(var(--artifact-size) + 28px);
    transform: translateX(-50%);
    pointer-events: none;
    z-index: 0;
    opacity: 0.9;
}

.artifact-trigger__particles::before,
.artifact-trigger__particles::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.artifact-trigger__particles::before {
    background:
        radial-gradient(circle at 18% 24%, rgba(255, 255, 255, 0.54) 0 1.7px, transparent 3.8px),
        radial-gradient(circle at 34% 68%, var(--accent-dim, rgba(212, 175, 55, 0.34)) 0 1.8px, transparent 4px),
        radial-gradient(circle at 72% 20%, rgba(255, 255, 255, 0.38) 0 1.4px, transparent 3.2px),
        radial-gradient(circle at 84% 54%, var(--accent-glow, rgba(212, 175, 55, 0.38)) 0 2px, transparent 4.2px),
        radial-gradient(circle at 56% 82%, rgba(255, 255, 255, 0.3) 0 1.5px, transparent 3.3px);
    filter: blur(0.35px) drop-shadow(0 0 10px var(--accent-glow, rgba(212, 175, 55, 0.22)));
    animation: artifact-particle-drift 5.8s ease-in-out infinite;
}

.artifact-trigger__particles::after {
    background:
        radial-gradient(circle at 24% 44%, rgba(255, 255, 255, 0.3) 0 1.2px, transparent 2.8px),
        radial-gradient(circle at 48% 14%, var(--accent-glow, rgba(212, 175, 55, 0.28)) 0 1.6px, transparent 3.5px),
        radial-gradient(circle at 66% 74%, rgba(255, 255, 255, 0.34) 0 1.3px, transparent 3px),
        radial-gradient(circle at 90% 34%, rgba(255, 255, 255, 0.22) 0 1px, transparent 2.4px);
    opacity: 0.82;
    filter: blur(0.2px) drop-shadow(0 0 8px rgba(255, 255, 255, 0.18));
    animation: artifact-particle-rise 6.8s linear infinite;
}

.artifact-trigger__particles--rear {
    top: -12px;
}

.artifact-trigger__particles--rear::before {
    animation-delay: -2.4s;
}

.artifact-trigger__particles--rear::after {
    animation-delay: -6.1s;
}

.artifact-trigger__particles--front {
    top: -2px;
    opacity: 0.72;
    mix-blend-mode: screen;
}

.artifact-trigger__particles--front::before {
    animation-delay: -4.8s;
    opacity: 0.72;
}

.artifact-trigger__particles--front::after {
    animation-delay: -1.2s;
}

.artifact-trigger__star::before,
.artifact-trigger__star::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.artifact-trigger__star::before {
    background:
        radial-gradient(circle at 50% 38%, rgba(255, 255, 255, 0.16) 0%, transparent 24%),
        radial-gradient(circle at 50% 54%, var(--accent-glow, rgba(212, 175, 55, 0.12)) 0%, transparent 40%);
    filter: blur(8px);
    opacity: 0.56;
}

.artifact-trigger__star::after {
    inset: 10px 12px 8px;
    border-radius: 50%;
    background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.16) 0%, transparent 70%);
    filter: blur(10px);
    opacity: 0.34;
}

.artifact-trigger__shard {
    position: absolute;
    pointer-events: none;
    backdrop-filter: blur(7px) saturate(155%);
    -webkit-backdrop-filter: blur(7px) saturate(155%);
    background:
        radial-gradient(circle at 24% 16%, rgba(255, 255, 255, 0.42) 0%, rgba(255, 255, 255, 0.08) 18%, transparent 42%),
        linear-gradient(148deg,
            rgba(255, 255, 255, 0.2) 0%,
            rgba(255, 255, 255, 0.05) 18%,
            transparent 42%),
        linear-gradient(210deg,
            rgba(255, 255, 255, 0.05) 0%,
            var(--accent-dim, rgba(212, 175, 55, 0.06)) 42%,
            rgba(0, 0, 0, 0.18) 100%);
    border: 1px solid var(--artifact-edge);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.24),
        inset -6px -8px 14px rgba(0, 0, 0, 0.16),
        0 0 10px var(--accent-dim, rgba(212, 175, 55, 0.1));
}

.artifact-trigger__shard::before,
.artifact-trigger__shard::after {
    content: '';
    position: absolute;
    pointer-events: none;
}

.artifact-trigger__shard::before {
    inset: 12% 14% 30% 18%;
    background: linear-gradient(122deg, transparent 0%, rgba(255, 255, 255, 0.56) 45%, transparent 100%);
    filter: blur(0.45px);
    opacity: 0.46;
    transform: rotate(-18deg);
}

.artifact-trigger__shard::after {
    inset: auto 10% 16% 22%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.34), transparent);
    opacity: 0.52;
    transform: rotate(20deg);
}

.artifact-trigger__shard--left {
    inset: 22px 34px 10px 2px;
    clip-path: polygon(10% 42%, 58% 0%, 100% 12%, 78% 100%, 0% 86%);
    transform: rotate(-24deg);
    z-index: 2;
}

.artifact-trigger__shard--center {
    inset: 0 14px 2px 15px;
    clip-path: polygon(38% 0%, 76% 10%, 100% 36%, 84% 100%, 18% 92%, 0% 44%, 12% 14%);
    transform: rotate(-3deg);
    z-index: 3;
}

.artifact-trigger__shard--right {
    inset: 14px 0 10px 34px;
    clip-path: polygon(18% 0%, 88% 20%, 100% 68%, 38% 100%, 0% 34%);
    transform: rotate(18deg);
    z-index: 4;
}

.artifact-trigger__chip {
    position: absolute;
    bottom: -2px;
    pointer-events: none;
    backdrop-filter: blur(5px) saturate(145%);
    -webkit-backdrop-filter: blur(5px) saturate(145%);
    background:
        radial-gradient(circle at 28% 18%, rgba(255, 255, 255, 0.34) 0%, rgba(255, 255, 255, 0.08) 18%, transparent 42%),
        linear-gradient(160deg,
            rgba(255, 255, 255, 0.16) 0%,
            rgba(255, 255, 255, 0.04) 30%,
            transparent 52%),
        linear-gradient(208deg,
            rgba(255, 255, 255, 0.05) 0%,
            var(--accent-dim, rgba(212, 175, 55, 0.05)) 48%,
            rgba(0, 0, 0, 0.18) 100%);
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.18),
        0 0 8px var(--accent-dim, rgba(212, 175, 55, 0.08));
}

.artifact-trigger__chip::before {
    content: '';
    position: absolute;
    inset: 14% 18% 42% 24%;
    background: linear-gradient(126deg, transparent 0%, rgba(255, 255, 255, 0.42) 42%, transparent 100%);
    opacity: 0.58;
    filter: blur(0.3px);
}

.artifact-trigger__chip--1 {
    left: 6%;
    width: 14%;
    height: 11%;
    clip-path: polygon(18% 0%, 92% 22%, 82% 100%, 0% 74%);
    transform: rotate(-22deg);
    z-index: 1;
}

.artifact-trigger__chip--2 {
    left: 20%;
    bottom: 6%;
    width: 11%;
    height: 9%;
    clip-path: polygon(8% 18%, 72% 0%, 100% 62%, 20% 100%, 0% 46%);
    transform: rotate(18deg);
    z-index: 2;
}

.artifact-trigger__chip--3 {
    right: 18%;
    bottom: -1%;
    width: 13%;
    height: 10%;
    clip-path: polygon(24% 0%, 100% 28%, 78% 100%, 0% 82%);
    transform: rotate(14deg);
    z-index: 2;
}

.artifact-trigger__chip--4 {
    right: 4%;
    bottom: 4%;
    width: 9%;
    height: 8%;
    clip-path: polygon(18% 0%, 88% 18%, 100% 74%, 0% 100%);
    transform: rotate(-28deg);
    z-index: 1;
}

.artifact-trigger__label {
    font-family: var(--font-sans);
    font-size: 0.94rem;
    letter-spacing: 0.1em;
    color: var(--artifact-label-color, var(--text-color));
    position: relative;
    z-index: 2;
    text-shadow:
        0 0 10px rgba(255, 255, 255, 0.08),
        0 0 14px var(--accent-glow, rgba(212, 175, 55, 0.18)),
        0 0 18px rgba(0, 0, 0, 0.26);
}

@keyframes artifact-star-float {
    0%,
    100% {
        transform: rotate(var(--artifact-rotate)) translateY(0);
    }

    50% {
        transform: rotate(calc(var(--artifact-rotate) + 1deg)) translateY(-3px);
    }
}

@keyframes artifact-particle-drift {
    0%,
    100% {
        transform: translateY(1px) translateX(0) scale(0.98);
        opacity: 0.62;
    }

    50% {
        transform: translateY(-10px) translateX(2px) scale(1.08);
        opacity: 1;
    }
}

@keyframes artifact-particle-rise {
    0% {
        transform: translateY(5px) translateX(0);
        opacity: 0.28;
    }

    50% {
        transform: translateY(-7px) translateX(-1px);
        opacity: 0.82;
    }

    100% {
        transform: translateY(-13px) translateX(2px);
        opacity: 0.22;
    }
}

.artifact-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 36px 24px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    background:
        radial-gradient(circle at 20% 18%, var(--header-glow-dim, rgba(212, 175, 55, 0.08)) 0%, transparent 28%),
        radial-gradient(circle at 80% 82%, var(--accent-dim, rgba(212, 175, 55, 0.12)) 0%, transparent 34%),
        var(--nav-bg, rgba(0, 0, 0, 0.68));
    backdrop-filter: blur(18px) saturate(118%);
    -webkit-backdrop-filter: blur(18px) saturate(118%);
    transition: opacity 0.35s ease, visibility 0.35s ease;
    z-index: 1105;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.artifact-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

body.artifact-overlay-open {
    overflow: hidden;
}

body.artifact-overlay-open .floating-nav {
    display: none;
}

.visually-hidden {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.cover-artifact-shell {
    position: relative;
    display: grid;
    grid-template-columns: minmax(260px, 380px) minmax(280px, 1fr);
    grid-template-areas:
        "kicker kicker"
        "media meta"
        "dismiss dismiss";
    align-items: center;
    gap: 22px 34px;
    width: min(980px, 100%);
    margin: auto 0;
    padding: 34px 10px 26px;
    text-align: left;
}

.cover-artifact-shell.is-multipart {
    grid-template-columns: 1fr;
    grid-template-areas:
        "kicker"
        "meta"
        "media"
        "dismiss";
    width: min(calc(var(--gallery-columns, 3) * 240px + 80px), calc(100vw - 48px));
    gap: 20px;
    padding: 34px 16px 26px;
    text-align: center;
}

.cover-artifact-shell.is-multipart .cover-artifact-meta {
    align-items: center;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}

.cover-artifact-shell.is-multipart .cover-artifact-facts {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: stretch;
    gap: 12px 24px;
    margin-top: 4px;
}

.cover-artifact-shell.is-multipart .cover-artifact-fact {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    flex: 0 1 auto;
    width: auto;
    min-width: 0;
    max-width: none;
    padding: 10px 20px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.cover-artifact-shell.is-multipart .cover-artifact-fact-label {
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-align: center;
}

.cover-artifact-shell.is-multipart .cover-artifact-fact-value {
    font-size: 0.92rem;
    text-align: center;
    line-height: 1.5;
}

.cover-artifact-shell::before,
.cover-artifact-shell::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.cover-artifact-shell::before {
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow:
        inset 0 0 0 1px var(--header-glow-dim, rgba(212, 175, 55, 0.05)),
        0 0 26px rgba(0, 0, 0, 0.08);
    clip-path: polygon(2.5% 0, 97.5% 0, 100% 7%, 100% 93%, 97.5% 100%, 2.5% 100%, 0 93%, 0 7%);
}

.cover-artifact-shell::after {
    inset: 10px 14px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    clip-path: polygon(2.5% 0, 97.5% 0, 100% 7%, 100% 93%, 97.5% 100%, 2.5% 100%, 0 93%, 0 7%);
}

.cover-artifact-kicker {
    position: relative;
    grid-area: kicker;
    justify-self: center;
    font-family: var(--font-serif);
    letter-spacing: 0.34em;
    font-size: 0.92rem;
    color: var(--artifact-kicker-color, var(--ui-accent-color, var(--accent-color)));
    z-index: 1;
}

.cover-artifact-media-frame {
    position: relative;
    grid-area: media;
    width: min(360px, 100%);
    aspect-ratio: var(--cover-aspect, 3 / 4.4);
    min-height: 0;
    overflow: visible;
    display: grid;
    place-items: center;
    background: transparent;
}

.cover-artifact-media-frame.is-multipart {
    aspect-ratio: auto;
    width: 100%;
    margin: 0 auto;
    display: block;
}

.cover-artifact-media-frame::before,
.cover-artifact-media-frame::after {
    content: '';
    position: absolute;
    pointer-events: none;
}

.cover-artifact-media-frame::before {
    inset: -14px;
    background:
        linear-gradient(rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.16)) top center / calc(100% - 58px) 1px no-repeat,
        linear-gradient(rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.16)) bottom center / calc(100% - 58px) 1px no-repeat,
        linear-gradient(rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.16)) left center / 1px calc(100% - 58px) no-repeat,
        linear-gradient(rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.16)) right center / 1px calc(100% - 58px) no-repeat,
        radial-gradient(circle at 24px 24px, rgba(255, 255, 255, 0.24) 0 1px, transparent 2px),
        radial-gradient(circle at calc(100% - 24px) 24px, rgba(255, 255, 255, 0.24) 0 1px, transparent 2px),
        radial-gradient(circle at 24px calc(100% - 24px), rgba(255, 255, 255, 0.24) 0 1px, transparent 2px),
        radial-gradient(circle at calc(100% - 24px) calc(100% - 24px), rgba(255, 255, 255, 0.24) 0 1px, transparent 2px);
    filter: drop-shadow(0 0 10px var(--accent-dim, rgba(212, 175, 55, 0.1)));
    opacity: 0.72;
}

.cover-artifact-media-frame::after {
    inset: -7px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    clip-path: polygon(4% 0, 96% 0, 100% 4%, 100% 96%, 96% 100%, 4% 100%, 0 96%, 0 4%);
    opacity: 0.7;
}

.cover-artifact-image,
.cover-artifact-fallback {
    width: 100%;
    height: 100%;
}

.cover-artifact-image {
    display: block;
    height: 100%;
    object-fit: contain;
    border-radius: 0;
    background: rgba(0, 0, 0, 0.1);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.26);
    transition: opacity 0.3s ease, transform 0.45s ease;
}

.cover-artifact-overlay.active .cover-artifact-image {
    transform: translateY(-2px) scale(1.004);
}

.cover-artifact-image.is-hidden {
    display: none;
}

.cover-artifact-gallery {
    display: none;
    width: 100%;
    grid-template-columns: repeat(var(--gallery-columns, 3), minmax(0, 1fr));
    align-items: start;
    gap: 12px;
}

.cover-artifact-gallery.is-visible {
    display: grid;
}

.cover-artifact-gallery-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.cover-artifact-gallery-image {
    display: block;
    width: 100%;
    aspect-ratio: 3 / 4.35;
    object-fit: contain;
    object-position: center center;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(0, 0, 0, 0.2);
    box-shadow: 0 18px 34px rgba(0, 0, 0, 0.22);
}

.cover-artifact-gallery-meta {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 4px;
}

.cover-artifact-gallery-label,
.cover-artifact-gallery-date {
    margin: 0;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.cover-artifact-gallery-volume {
    margin: 0;
    font-size: 0.92rem;
    color: var(--theme-visible-accent);
}

.cover-artifact-fallback {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 28px;
    text-align: center;
    color: var(--text-muted);
    font-family: var(--font-serif);
}

.cover-artifact-fallback.is-visible {
    display: flex;
}

.cover-artifact-fallback i {
    font-size: 2.4rem;
    color: var(--artifact-kicker-color, var(--ui-accent-color, var(--accent-color)));
}

.cover-artifact-meta {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 16px;
    grid-area: meta;
    max-width: 520px;
    z-index: 1;
}

.cover-artifact-volume,
.lead-artifact-volume {
    font-size: 0.9rem;
    letter-spacing: 0.24em;
    color: var(--text-muted);
}

.cover-artifact-title,
.lead-artifact-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.25;
    color: var(--text-color);
    text-shadow: 0 0 24px var(--artifact-title-glow, var(--ui-accent-glow, var(--accent-dim, rgba(212, 175, 55, 0.16))));
}

.cover-artifact-facts {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-top: 8px;
    width: 100%;
}

.cover-artifact-fact {
    display: grid;
    grid-template-columns: 88px minmax(0, 1fr);
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 14px 16px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    text-align: left;
}

.cover-artifact-fact-label {
    font-family: var(--font-serif);
    color: var(--artifact-kicker-color, var(--ui-accent-color, var(--accent-color)));
    letter-spacing: 0.14em;
    text-align: left;
}

.cover-artifact-fact-value {
    color: var(--text-color);
    text-align: left;
}

.cover-artifact-dismiss,
.lead-artifact-dismiss {
    position: relative;
    justify-self: center;
    margin-top: 2px;
    font-size: 0.86rem;
    letter-spacing: 0.16em;
    color: var(--text-muted);
    z-index: 1;
}

.artifact-overlay-close {
    display: none;
    position: absolute;
    top: 12px;
    right: 12px;
    width: 34px;
    height: 34px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 999px;
    background: rgba(8, 8, 14, 0.52);
    color: var(--text-color);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.26);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    cursor: pointer;
    z-index: 4;
    transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.artifact-overlay-close:hover,
.artifact-overlay-close:focus-visible {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--ui-accent-color, var(--accent-color));
    transform: scale(1.04);
    outline: none;
}

.artifact-overlay-close__icon {
    font-size: 1rem;
    line-height: 1;
}

.cover-artifact-dismiss {
    grid-area: dismiss;
}

.lead-artifact-stage {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    width: min(920px, 100%);
    margin: auto 0;
    padding: 42px 18px;
    text-align: center;
}

.lead-artifact-stage.is-multipart {
    width: min(860px, calc(100vw - 48px));
    align-items: stretch;
}

.lead-artifact-stage::before,
.lead-artifact-stage::after {
    content: '';
    position: absolute;
    inset: 10% 8%;
    border-radius: 50%;
    pointer-events: none;
}

.lead-artifact-stage::before {
    background: radial-gradient(circle, var(--header-glow-dim, rgba(212, 175, 55, 0.12)) 0%, transparent 58%);
    filter: blur(14px);
}

.lead-artifact-stage::after {
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 62%);
    filter: blur(36px);
}

.lead-artifact-bloom {
    position: absolute;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    filter: blur(54px);
    opacity: 0.34;
    pointer-events: none;
}

.lead-artifact-bloom-left {
    top: 6%;
    left: 0;
    background: radial-gradient(circle, var(--accent-glow, rgba(212, 175, 55, 0.28)) 0%, transparent 68%);
}

.lead-artifact-bloom-right {
    right: 0;
    bottom: 2%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.16) 0%, transparent 68%);
}

.lead-artifact-kicker {
    position: relative;
    font-family: var(--font-serif);
    letter-spacing: 0.34em;
    font-size: 0.92rem;
    color: var(--artifact-kicker-color, var(--ui-accent-color, var(--accent-color)));
    z-index: 1;
}

.lead-artifact-frame {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    width: min(760px, 100%);
    padding: 26px 42px 30px;
    z-index: 1;
}

.lead-artifact-frame.is-multipart {
    width: min(780px, 100%);
    align-items: stretch;
}

.lead-artifact-frame::before,
.lead-artifact-frame::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.lead-artifact-frame::before {
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow:
        inset 0 0 0 1px var(--header-glow-dim, rgba(212, 175, 55, 0.05)),
        0 0 26px rgba(0, 0, 0, 0.08);
    clip-path: polygon(3% 0, 97% 0, 100% 8%, 100% 92%, 97% 100%, 3% 100%, 0 92%, 0 8%);
}

.lead-artifact-frame::after {
    inset: 10px 14px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    clip-path: polygon(3% 0, 97% 0, 100% 8%, 100% 92%, 97% 100%, 3% 100%, 0 92%, 0 8%);
}

.lead-artifact-text {
    position: relative;
    width: min(100%, 760px);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.lead-artifact-multi {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 16px;
}

.lead-artifact-multi.is-visible {
    display: flex;
}

.lead-artifact-tabs {
    display: grid;
    grid-template-columns: repeat(var(--gallery-columns, 3), minmax(0, 1fr));
    gap: 12px;
    width: 100%;
}

.lead-artifact-tab {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    min-height: 48px;
    padding: 12px 14px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    color: var(--text-muted);
    font: inherit;
    letter-spacing: 0.12em;
    text-align: center;
    cursor: pointer;
    transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.lead-artifact-tab.is-active,
.lead-artifact-tab:hover,
.lead-artifact-tab:focus-visible {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--theme-visible-accent);
    color: var(--theme-visible-accent);
    outline: none;
    transform: translateY(-1px);
}

.lead-artifact-panels {
    min-width: 0;
    width: 100%;
}

.lead-artifact-panel {
    position: relative;
    display: none;
    flex-direction: column;
    gap: 10px;
    min-height: min(62vh, 620px);
    padding: 18px 20px 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.02),
        0 22px 44px rgba(0, 0, 0, 0.14);
    text-align: left;
    min-width: 0;
    overflow: hidden;
}

.lead-artifact-panel.is-active {
    display: grid;
    grid-template-rows: auto auto minmax(0, 1fr);
}

.lead-artifact-panel-label {
    margin: 0;
    font-size: 0.82rem;
    letter-spacing: 0.18em;
    color: var(--text-muted);
}

.lead-artifact-panel-title {
    margin: 0;
    font-family: var(--font-serif);
    font-size: clamp(1.1rem, 2.2vw, 1.36rem);
    line-height: 1.45;
    color: var(--theme-visible-accent);
}

.lead-artifact-panel-text {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-height: 0;
    height: min(50vh, 520px);
    overflow-y: auto;
    padding-right: 10px;
    overscroll-behavior: contain;
    scrollbar-gutter: stable;
    scrollbar-width: thin;
    scrollbar-color: var(--theme-visible-accent) rgba(255, 255, 255, 0.08);
}

.lead-artifact-panel-text::-webkit-scrollbar {
    width: 10px;
}

.lead-artifact-panel-text::-webkit-scrollbar-track {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
    border-radius: 999px;
}

.lead-artifact-panel-text::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--theme-visible-accent), var(--theme-visible-border));
    border-radius: 999px;
    border: 2px solid rgba(0, 0, 0, 0.2);
}

.lead-artifact-panel-text::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--theme-visible-border), var(--theme-visible-accent));
}

.lead-artifact-line {
    position: relative;
    margin: 0;
    font-family: var(--font-serif);
    font-size: clamp(1.14rem, 2.2vw, 1.62rem);
    line-height: 2.05;
    color: var(--text-color);
    text-shadow:
        0 0 10px var(--header-glow-dim, rgba(212, 175, 55, 0.12)),
        0 0 24px rgba(255, 255, 255, 0.05),
        0 0 34px var(--accent-dim, rgba(212, 175, 55, 0.08));
    filter: drop-shadow(0 0 12px var(--accent-dim, rgba(212, 175, 55, 0.1)));
    z-index: 1;
}

.timer-overlay {
    align-items: center;
    padding: 28px 24px;
    z-index: 1110;
    background:
        radial-gradient(circle at 18% 18%, var(--header-glow, rgba(212, 175, 55, 0.16)) 0%, transparent 26%),
        radial-gradient(circle at 82% 16%, var(--accent-dim, rgba(212, 175, 55, 0.14)) 0%, transparent 24%),
        radial-gradient(circle at 50% 82%, rgba(255, 255, 255, 0.05) 0%, transparent 38%),
        rgba(4, 3, 6, 0.82);
}

.timer-shell {
    position: relative;
    width: min(760px, 100%);
    padding: 34px clamp(22px, 4vw, 40px) 30px;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background:
        linear-gradient(140deg, rgba(255, 255, 255, 0.10) 0%, rgba(255, 255, 255, 0.03) 22%, transparent 48%),
        linear-gradient(155deg, rgba(5, 4, 8, 0.96) 0%, rgba(18, 12, 20, 0.94) 45%, rgba(44, 22, 16, 0.92) 100%);
    box-shadow:
        0 22px 60px rgba(0, 0, 0, 0.42),
        0 0 36px var(--accent-dim, rgba(212, 175, 55, 0.12)),
        inset 0 1px 0 rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(18px) saturate(120%);
    -webkit-backdrop-filter: blur(18px) saturate(120%);
    isolation: isolate;
    animation: timer-card-glow 9s ease-in-out infinite;
}

.timer-shell::before,
.timer-shell::after {
    content: '';
    position: absolute;
    inset: 16px;
    border-radius: 24px;
    pointer-events: none;
}

.timer-shell::before {
    border: 1px solid rgba(255, 255, 255, 0.08);
    opacity: 0.8;
}

.timer-shell::after {
    inset: auto 18px 18px;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.16) 20%, var(--theme-visible-accent, rgba(255, 255, 255, 0.4)) 50%, rgba(255, 255, 255, 0.16) 80%, transparent 100%);
    opacity: 0.66;
}

.timer-overlay .artifact-overlay-close {
    position: absolute;
    top: 16px;
    right: 16px;
}

.timer-header-zone,
.timer-body-zone,
.timer-actions {
    position: relative;
    z-index: 1;
}

.timer-header-zone {
    display: grid;
    gap: 10px;
    margin-bottom: 22px;
    padding-right: 42px;
}

.timer-kicker {
    margin: 0;
    font-size: 0.76rem;
    letter-spacing: 0.34em;
    text-transform: uppercase;
    color: var(--theme-visible-border, var(--ui-chrome-color, var(--accent-color)));
    text-shadow: 0 0 14px var(--accent-dim, rgba(212, 175, 55, 0.12));
}

.timer-title {
    margin: 0;
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    letter-spacing: 0.08em;
    color: var(--theme-visible-soft, var(--text-color));
    text-shadow:
        0 0 16px rgba(255, 255, 255, 0.08),
        0 0 28px var(--artifact-title-glow, rgba(212, 175, 55, 0.22));
}

.timer-body-zone {
    padding: 18px 20px;
    border-radius: 22px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
        rgba(0, 0, 0, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 0 20px rgba(0, 0, 0, 0.18);
}

.timer-body-copy {
    margin: 0;
    font-family: var(--font-serif);
    font-size: clamp(1rem, 1.6vw, 1.08rem);
    line-height: 2;
    color: var(--text-color);
}

.timer-actions {
    display: flex;
    justify-content: center;
    margin-top: 26px;
}

.timer-actions:empty {
    display: none;
}

.timer-actions .profile-action-row {
    width: min(100%, 492px);
    margin-top: 0;
    grid-template-columns: repeat(3, minmax(140px, 1fr));
    gap: 14px;
    justify-items: stretch;
}

.timer-actions .profile-preview-action {
    width: 100%;
    max-width: none;
}

.timer-actions .profile-action-btn {
    min-height: 54px;
    padding: 0.72em 1em;
    color: var(--theme-visible-soft, var(--text-color));
    background:
        linear-gradient(140deg, rgba(255, 255, 255, 0.16) 0%, rgba(255, 255, 255, 0.04) 22%, transparent 48%),
        linear-gradient(210deg, rgba(255, 255, 255, 0.06) 0%, rgba(0, 0, 0, 0.14) 34%, rgba(0, 0, 0, 0.22) 100%),
        rgba(6, 6, 10, 0.42);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.18),
        0 0 0 1px rgba(255, 255, 255, 0.08),
        0 0 18px rgba(255, 255, 255, 0.04),
        0 10px 22px rgba(0, 0, 0, 0.18);
    animation: timer-button-float 6s ease-in-out infinite;
}

.timer-actions .profile-preview-action:nth-child(2) .profile-action-btn {
    animation-delay: 1.1s;
}

.timer-actions .profile-preview-action:nth-child(3) .profile-action-btn {
    animation-delay: 2.2s;
}

.timer-actions .profile-action-btn:hover,
.timer-actions .profile-action-btn:focus-visible,
.timer-actions .profile-preview-action.is-preview-visible .profile-action-btn {
    transform: translateY(-3px);
    color: var(--theme-visible-soft, var(--text-color));
    background:
        linear-gradient(140deg, rgba(255, 255, 255, 0.22) 0%, rgba(255, 255, 255, 0.08) 28%, transparent 54%),
        linear-gradient(210deg, rgba(255, 255, 255, 0.06) 0%, rgba(0, 0, 0, 0.12) 34%, rgba(0, 0, 0, 0.18) 100%),
        rgba(12, 10, 18, 0.58);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.22),
        0 0 0 1px rgba(255, 255, 255, 0.12),
        0 16px 32px rgba(0, 0, 0, 0.24),
        0 0 24px var(--accent-dim, rgba(212, 175, 55, 0.16));
}

.timer-actions .profile-action-btn::before,
.timer-actions .profile-action-btn::after {
    border-radius: 16px;
}

.timer-actions .profile-action-btn:hover::before,
.timer-actions .profile-action-btn:focus-visible::before,
.timer-actions .profile-preview-action.is-preview-visible .profile-action-btn::before,
.timer-actions .profile-action-btn:hover::after,
.timer-actions .profile-action-btn:focus-visible::after,
.timer-actions .profile-preview-action.is-preview-visible .profile-action-btn::after {
    border-color: rgba(255, 255, 255, 0.32);
}

.timer-actions .profile-image-preview {
    --profile-preview-width: min(720px, calc(100vw - 72px));
    bottom: calc(100% + 16px);
    padding: 18px;
    border-radius: 22px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
        rgba(10, 10, 14, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        0 18px 40px rgba(0, 0, 0, 0.32),
        0 0 22px rgba(255, 255, 255, 0.05);
}

.timer-actions .profile-preview-figure {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

@keyframes timer-card-glow {
    0%,
    100% {
        box-shadow:
            0 22px 60px rgba(0, 0, 0, 0.42),
            0 0 36px var(--accent-dim, rgba(212, 175, 55, 0.12)),
            inset 0 1px 0 rgba(255, 255, 255, 0.16);
    }

    50% {
        box-shadow:
            0 24px 66px rgba(0, 0, 0, 0.48),
            0 0 42px var(--header-glow, rgba(212, 175, 55, 0.2)),
            inset 0 1px 0 rgba(255, 255, 255, 0.2);
    }
}

@keyframes timer-button-float {
    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-2px);
    }
}

.related-links-modal-card {
    max-width: 980px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.related-links-modal-card::before {
    content: "";
    position: absolute;
    inset: 12px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    pointer-events: none;
}

.related-links-modal-header {
    align-items: flex-start;
    gap: 18px;
}

.related-links-modal-header__main {
    display: grid;
    gap: 8px;
    min-width: 0;
}

.related-links-kicker {
    margin: 0;
    color: var(--catalog-section-title-color, var(--content-heading-color, var(--accent-color)));
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    opacity: 0.9;
}

.related-links-title {
    font-size: clamp(1.55rem, 2.8vw, 2.1rem);
}

.related-links-intro {
    margin: 0;
    max-width: 760px;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.85;
}

.related-links-modal-content {
    padding: 24px 30px 28px;
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--ui-chrome-color, var(--accent-color)) rgba(0, 0, 0, 0.2);
}

.related-links-modal-content::-webkit-scrollbar {
    width: 8px;
}

.related-links-modal-content::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}

.related-links-modal-content::-webkit-scrollbar-thumb {
    background: var(--ui-chrome-color, var(--accent-color));
    border-radius: 4px;
}

.related-links-grid {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin: 0;
    padding: 0;
}

.related-links-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-height: 204px;
    padding: 18px;
    border-radius: 18px;
    border: 1px solid var(--catalog-card-border, var(--ui-chrome-color, var(--card-border)));
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015)),
        rgba(0, 0, 0, 0.16);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.04),
        inset 0 0 0 1px rgba(255, 255, 255, 0.02),
        0 10px 22px rgba(0, 0, 0, 0.2);
    transition: border-color 0.24s ease, box-shadow 0.24s ease, transform 0.24s ease;
}

.related-links-card:hover {
    transform: translateY(-3px);
    border-color: var(--catalog-btn-hover-border, var(--ui-chrome-color, var(--ui-accent-color, var(--accent-color))));
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.05),
        inset 0 0 0 1px rgba(255, 255, 255, 0.025),
        0 14px 28px rgba(0, 0, 0, 0.24);
}

.related-links-card__head {
    display: grid;
    grid-template-columns: auto auto minmax(0, 1fr) auto;
    gap: 12px;
    align-items: center;
}

.related-links-index {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.025)),
        var(--ui-accent-bg, var(--accent-dim));
    border: 1px solid var(--catalog-card-border, var(--ui-chrome-color, var(--card-border)));
    color: var(--ui-accent-color, var(--accent-color));
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.related-links-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--catalog-card-border, var(--ui-chrome-color, var(--card-border)));
    background: rgba(255, 255, 255, 0.04);
    color: var(--modal-title-color, var(--content-heading-color, var(--accent-color)));
    font-size: 0.94rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.related-links-copy {
    min-width: 0;
}

.related-links-name {
    margin: 0;
    color: var(--text-color);
    font-family: var(--font-serif);
    font-size: 1.12rem;
    line-height: 1.48;
}

.related-links-visit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 96px;
    min-height: 40px;
    padding: 8px 14px;
    border-radius: 12px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
        rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.84rem;
    font-weight: 700;
    line-height: 1.1;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.04),
        0 6px 14px rgba(0, 0, 0, 0.16);
    transition: all 0.2s ease;
}

.related-links-visit:hover,
.related-links-visit:focus-visible {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
        var(--ui-accent-bg, rgba(212, 175, 55, 0.08));
    border-color: var(--catalog-btn-hover-border, var(--ui-chrome-color, var(--ui-accent-color, var(--accent-color))));
    color: var(--catalog-btn-hover-color, var(--ui-accent-color, var(--accent-color)));
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.06),
        0 10px 20px rgba(0, 0, 0, 0.22);
    outline: none;
}

.related-links-description {
    margin: 0;
    color: var(--text-color);
    font-size: 0.95rem;
    line-height: 1.9;
}

.related-links-note {
    margin: 20px 0 0;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.035);
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.8;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

@media (max-width: 900px) {
    .related-links-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .related-links-modal-header {
        padding: 20px 18px 16px;
        gap: 12px;
    }

    .related-links-modal-content {
        padding: 18px 16px 20px;
    }

    .related-links-card {
        min-height: 0;
        padding: 16px;
    }

    .related-links-card__head {
        grid-template-columns: auto auto minmax(0, 1fr);
        align-items: flex-start;
    }

    .related-links-visit {
        grid-column: 1 / -1;
        width: 100%;
        margin-top: 2px;
    }
}

@media (max-width: 480px) {
    .related-links-kicker {
        letter-spacing: 0.14em;
        font-size: 0.75rem;
    }

    .related-links-title {
        font-size: 1.4rem;
    }

    .related-links-intro,
    .related-links-description {
        font-size: 0.92rem;
    }

    .related-links-name {
        font-size: 1.04rem;
    }
}

@media (max-width: 720px) {
    .timer-overlay {
        padding: 20px 14px;
    }

    .timer-shell {
        padding: 26px 18px 22px;
        border-radius: 24px;
    }

    .timer-shell::before {
        inset: 12px;
        border-radius: 18px;
    }

    .timer-header-zone {
        padding-right: 38px;
        margin-bottom: 18px;
    }

    .timer-body-zone {
        padding: 15px 16px;
    }

    .timer-actions .profile-action-row {
        width: min(100%, 304px);
        grid-template-columns: repeat(2, minmax(136px, 1fr));
        gap: 12px;
    }

    .timer-actions .profile-action-row[data-action-count="3"] .profile-preview-action:last-child {
        grid-column: 1 / -1;
        width: min(100%, 170px);
        justify-self: center;
    }

    .timer-actions .profile-image-preview {
        --profile-preview-width: min(88vw, 360px);
        width: min(88vw, 360px);
        bottom: calc(100% + 12px);
        grid-template-columns: 1fr;
        padding: 16px;
    }

    .timer-actions .profile-image-preview[data-image-count="1"] {
        width: min(82vw, 320px);
    }
}

@media (max-width: 480px) {
    .timer-kicker {
        letter-spacing: 0.24em;
    }

    .timer-title {
        font-size: 1.56rem;
    }

    .timer-body-copy {
        font-size: 0.96rem;
        line-height: 1.9;
    }

    .timer-actions .profile-action-btn {
        min-height: 58px;
    }

    .timer-actions .profile-action-btn__text {
        white-space: normal;
    }
}

@media (max-width: 980px) {
    .header-artifact-actions {
        position: relative;
        inset: auto;
        margin-top: 28px;
        justify-content: center;
        gap: 28px;
        flex-wrap: wrap;
        padding: 0;
        transform: none;
    }

    .cover-artifact-shell {
        grid-template-columns: 1fr;
        grid-template-areas:
            "kicker"
            "media"
            "meta"
            "dismiss";
        gap: 20px;
        padding: 26px 10px;
        text-align: left;
    }

    .cover-artifact-media-frame {
        justify-self: center;
        width: min(340px, 100%);
    }

    .cover-artifact-meta {
        align-items: flex-start;
        max-width: 680px;
        justify-self: center;
    }

    .cover-artifact-facts {
        align-items: flex-start;
    }

    .cover-artifact-fact {
        align-items: center;
        text-align: left;
    }

    .cover-artifact-gallery {
        grid-template-columns: repeat(var(--gallery-columns, 3), minmax(0, 1fr));
    }
}

@media (max-width: 767px) {
    .cover-artifact-shell.is-multipart {
        width: min(100%, calc(100vw - 28px));
    }

    .cover-artifact-shell.is-multipart .cover-artifact-facts {
        flex-direction: column;
        align-items: center;
    }

    .cover-artifact-shell.is-multipart .cover-artifact-fact {
        width: auto;
        min-width: 160px;
    }

    .cover-artifact-media-frame.is-multipart {
        width: min(100%, calc(100vw - 40px));
    }

    .cover-artifact-gallery {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

@media (max-width: 768px) {
    .toast--mobile-hint {
        top: calc(12px + env(safe-area-inset-top));
        width: min(100vw - 20px, 360px);
        padding: 10px 14px;
        font-size: 0.82rem;
    }

    .artifact-overlay {
        align-items: flex-start;
        padding: calc(14px + env(safe-area-inset-top)) 12px calc(16px + env(safe-area-inset-bottom));
    }

    .artifact-overlay-close {
        display: inline-flex;
        top: 10px;
        right: 10px;
        width: 32px;
        height: 32px;
    }

    .header-artifact-actions {
        gap: 20px;
        padding-inline: 8px;
    }

    .artifact-trigger {
        --artifact-size: 46px;
        min-width: 76px;
        gap: 9px;
    }

    .artifact-trigger::before {
        top: 7px;
        width: 62px;
        height: 62px;
    }

    .artifact-trigger::after {
        top: 31px;
        width: 50px;
        height: 14px;
    }

    .artifact-trigger__label {
        max-width: 7em;
        text-align: center;
        line-height: 1.35;
        white-space: normal;
        font-size: 0.82rem;
        letter-spacing: 0.1em;
    }

    .cover-artifact-shell,
    .lead-artifact-stage {
        width: min(100%, calc(100vw - 24px));
        max-width: calc(100vw - 24px);
        box-sizing: border-box;
    }

    .cover-artifact-shell {
        padding: 20px 12px 18px;
        overflow: hidden;
    }

    .cover-artifact-shell::after,
    .lead-artifact-frame::after {
        inset: 8px 10px;
    }

    .cover-artifact-media-frame {
        width: min(264px, calc(100% - 10px));
    }

    .cover-artifact-media-frame::before {
        inset: -8px;
    }

    .cover-artifact-media-frame::after {
        inset: -4px;
    }

    .cover-artifact-kicker,
    .lead-artifact-kicker {
        font-size: 0.82rem;
        letter-spacing: 0.22em;
    }

    .cover-artifact-meta {
        width: 100%;
        min-width: 0;
        max-width: none;
        gap: 12px;
    }

    .cover-artifact-title,
    .lead-artifact-title {
        font-size: clamp(1.5rem, 7vw, 2rem);
        line-height: 1.32;
        overflow-wrap: anywhere;
        word-break: break-word;
    }

    .cover-artifact-facts {
        width: 100%;
        gap: 10px;
    }

    .cover-artifact-fact {
        gap: 8px;
        grid-template-columns: 64px minmax(0, 1fr);
        padding: 12px;
    }

    .cover-artifact-fact-label,
    .cover-artifact-fact-value {
        min-width: 0;
        overflow-wrap: anywhere;
        word-break: break-word;
    }

    .lead-artifact-stage {
        gap: 14px;
        padding: 26px 0 18px;
    }

    .lead-artifact-bloom {
        width: 180px;
        height: 180px;
        filter: blur(40px);
        opacity: 0.28;
    }

    .lead-artifact-frame {
        width: min(100%, calc(100vw - 40px));
        max-width: 100%;
        padding: 18px 14px 20px;
        overflow: hidden;
        box-sizing: border-box;
    }

    .lead-artifact-text {
        width: 100%;
        min-width: 0;
        gap: 10px;
    }

    .lead-artifact-multi {
        width: 100%;
        min-width: 0;
        gap: 12px;
    }

    .lead-artifact-tabs {
        grid-template-columns: repeat(var(--gallery-columns, 3), minmax(0, 1fr));
        gap: 8px;
    }

    .lead-artifact-tab {
        min-height: 42px;
        padding: 10px 8px;
        font-size: 0.84rem;
        letter-spacing: 0.08em;
    }

    .lead-artifact-line {
        font-size: clamp(1rem, 4.8vw, 1.24rem);
        line-height: 1.75;
        overflow-wrap: anywhere;
        word-break: break-word;
    }

    .lead-artifact-panel {
        min-height: min(58vh, 520px);
        padding: 14px 12px 16px;
    }

    .lead-artifact-panel-text {
        height: min(44vh, 400px);
        padding-right: 8px;
    }

    .cover-artifact-dismiss,
    .lead-artifact-dismiss {
        font-size: 0.78rem;
        letter-spacing: 0.08em;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .cover-artifact-fact {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .cover-artifact-fact-label {
        font-size: 0.78rem;
        letter-spacing: 0.1em;
    }

    .cover-artifact-fact-value {
        font-size: 0.92rem;
    }
}

/* ========================================
   MOBILE-SAFE ADAPTATION OVERRIDES
   Strictly scoped to <=900px so desktop remains unchanged
   ======================================== */

@media (max-width: 900px) and (min-width: 769px) {
    .language-switcher {
        right: 16px;
        padding: 4px;
    }

    .lang-btn {
        padding: 7px 14px;
        font-size: 0.85rem;
    }

    .tree-level {
        gap: 20px;
        margin-bottom: 18px;
    }

    .tree-level:nth-child(odd) .tree-branch {
        margin-left: 2.5%;
    }

    .tree-level:nth-child(even) .tree-branch {
        margin-right: 2.5%;
    }

    .tree-card {
        max-width: 370px;
        padding: 18px 20px;
    }

    .tree-level:nth-child(odd) .tree-card::before,
    .tree-level:first-child .tree-card::before {
        right: -24px;
        width: 24px;
    }

    .tree-level:nth-child(even) .tree-card::before {
        left: -24px;
        width: 24px;
    }

    .tree-level:nth-child(odd) .tree-marker,
    .tree-level:first-child .tree-marker {
        right: -42px;
    }

    .tree-level:nth-child(even) .tree-marker {
        left: -42px;
    }

    #translator .profile-action-row,
    .translator-card .profile-action-row {
        transform: none;
        margin-inline: auto;
    }

    .floating-nav {
        left: 20px;
        right: 20px;
        bottom: 14px;
    }

    .floating-nav-cluster {
        gap: 8px;
    }

    .floating-btn {
        width: 110px;
        min-height: 40px;
        padding: 9px 11px;
        font-size: 0.75rem;
    }
}

@media (max-width: 768px) {
    .language-switcher {
        position: relative;
        top: auto;
        right: auto;
        display: inline-flex;
        width: fit-content;
        max-width: calc(100% - 24px);
        margin: 0 auto 16px;
        padding: 3px;
        border-radius: 20px;
    }

    .lang-btn {
        min-width: 62px;
        padding: 6px 12px;
        font-size: 0.82rem;
    }

    .main-title {
        font-size: 2rem;
    }

    .main-title-sub {
        font-size: 1.2rem;
        letter-spacing: 0.12em;
    }

    .author-info {
        gap: 10px;
        row-gap: 6px;
        font-size: 0.92rem;
    }

    .nav-list {
        gap: 8px;
    }

    .nav-link {
        padding: 7px 11px;
        font-size: 0.86rem;
    }

    .section-title {
        font-size: 1.9rem;
        margin-bottom: 32px;
    }

    .story-tree {
        padding: 10px 0 4px;
    }

    .tree-container {
        padding-left: 0;
    }

    .tree-container::before {
        left: 20px;
        transform: translateX(-50%);
    }

    .tree-level {
        display: grid;
        grid-template-columns: 40px minmax(0, 1fr);
        column-gap: 16px;
        align-items: flex-start;
        padding-left: 0;
        margin-bottom: 24px;
    }

    .tree-level::after {
        left: 20px;
        transform: translateX(-50%);
        width: 2px;
        height: 24px;
        bottom: -24px;
    }

    .tree-level > .tree-branch {
        grid-column: 2;
    }

    .tree-level:nth-child(odd) .tree-branch,
    .tree-level:nth-child(even) .tree-branch {
        margin-left: 0;
        margin-right: 0;
    }

    .tree-branch {
        align-items: stretch;
        width: 100%;
        max-width: none;
        gap: 12px;
    }

    .tree-card {
        width: 100%;
        max-width: none;
        min-width: 0;
        padding: 16px 16px 16px 18px;
    }

    .tree-card::before,
    .tree-level:nth-child(odd) .tree-card::before,
    .tree-level:nth-child(even) .tree-card::before,
    .tree-level:first-child .tree-card::before {
        left: -20px;
        right: auto;
        top: 26px;
        width: 20px;
        height: 2px;
        transform: none;
        display: block;
    }

    .tree-marker,
    .tree-level:nth-child(odd) .tree-marker,
    .tree-level:nth-child(even) .tree-marker,
    .tree-level:first-child .tree-marker {
        left: -52px;
        right: auto;
        top: 10px;
        transform: none;
        width: 32px;
        height: 32px;
        margin-bottom: 0;
    }

    .tree-title {
        font-size: 1.02rem;
    }

    .tree-summary {
        font-size: 0.92rem;
    }

    .tree-detail-btn {
        padding: 6px 12px;
        font-size: 0.76rem;
    }

    .modal-nav {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
        align-items: stretch;
    }

    .modal-nav-btn {
        width: 100%;
        min-width: 0;
        justify-content: center;
        padding: 10px 12px;
        font-size: 0.82rem;
        gap: 6px;
    }

    .modal-nav-btn span {
        min-width: 0;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .modal-nav-btn.next {
        margin-left: 0;
    }

    #translator .profile-action-row,
    .translator-card .profile-action-row {
        width: min(100%, 304px);
        grid-template-columns: repeat(2, minmax(136px, 1fr));
        gap: 12px;
        justify-content: center;
        justify-items: center;
        transform: none;
        margin-inline: auto;
    }

    #translator .profile-action-row[data-action-count="3"] .profile-preview-action:last-child,
    .translator-card .profile-action-row[data-action-count="3"] .profile-preview-action:last-child {
        grid-column: 1 / -1;
        width: min(100%, 160px);
        justify-self: center;
    }

    #translator .profile-preview-action,
    .translator-card .profile-preview-action {
        width: 100%;
        max-width: none;
    }

    #translator .profile-action-btn,
    .translator-card .profile-action-btn {
        width: 100%;
    }

    .floating-nav {
        left: 10px;
        right: 10px;
        bottom: calc(10px + env(safe-area-inset-bottom));
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 8px;
        padding: 8px;
        border-radius: 18px;
        background: rgba(0, 0, 0, 0.18);
        border: 1px solid var(--card-border);
        backdrop-filter: blur(14px);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
        pointer-events: auto;
    }

    .floating-nav-cluster {
        display: contents;
    }

    .floating-btn {
        width: 100%;
        min-width: 0;
        min-height: 42px;
        padding: 8px 6px;
        font-size: 0.72rem;
        border-radius: 14px;
    }

    .floating-btn span {
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .floating-btn:hover:not(.disabled) {
        transform: none;
    }

    .floating-nav-cluster.right .floating-btn:hover:not(.disabled) {
        transform: none;
    }

    .floating-btn[data-nav-action="catalog"] {
        order: 1;
    }

    .floating-btn[data-nav-action="read"] {
        order: 2;
    }

    .floating-btn[data-nav-action="encyclopedia"] {
        order: 3;
    }

    .floating-btn[data-nav-action="download"] {
        order: 4;
    }

    .floating-btn[data-nav-action="prev"] {
        order: 5;
    }

    .floating-btn[data-nav-action="next"] {
        order: 6;
    }

    .floating-btn[data-nav-action="links"] {
        order: 7;
    }

    .floating-btn[data-nav-action="top"] {
        order: 8;
    }

    body {
        padding-bottom: calc(146px + env(safe-area-inset-bottom));
    }
}

@media (max-width: 600px) {
    .language-switcher {
        max-width: calc(100% - 16px);
        margin-bottom: 14px;
    }

    .lang-btn {
        min-width: 56px;
        padding: 5px 10px;
        font-size: 0.78rem;
    }

    .main-title {
        font-size: 1.82rem;
    }

    .main-title-sub {
        font-size: 1.08rem;
    }

    .section-title {
        font-size: 1.7rem;
    }

    .modal-nav {
        gap: 8px;
    }

    .modal-nav-btn {
        padding: 9px 10px;
        font-size: 0.78rem;
        gap: 4px;
    }

    #translator .profile-action-row,
    .translator-card .profile-action-row {
        width: min(100%, 280px);
        grid-template-columns: repeat(2, minmax(124px, 1fr));
        gap: 10px;
    }

    .floating-nav {
        left: 8px;
        right: 8px;
        gap: 6px;
        padding: 6px;
    }

    .floating-btn {
        min-height: 40px;
        font-size: 0.68rem;
        padding: 7px 4px;
    }

    body {
        padding-bottom: calc(140px + env(safe-area-inset-bottom));
    }
}